In mathematics, two sequences of numbers, often experimental data, are proportional or directly proportional if their corresponding elements have a constant ratio.
How far you go is directly proportional to how fast you go (= as one thing increases, the other increases at exactly the same rate). There's a false idea that physical prowess and intellectual ability are inversely proportional (= as one gets bigger, the other gets smaller).
Define proportional. proportional synonyms, proportional pronunciation, proportional translation, English dictionary definition of proportional. adj. 1. Forming a relationship with other parts or quantities; being in proportion.
proportional (comparative more proportional, superlative most proportional) (mathematics) At a constant ratio (to). Two magnitudes (numbers) are said to be proportional if the second varies in a direct relation arithmetically to the first. Symbol: ∝. quotations