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English definition of “proportional”

proportional

adjective  /prəˈpɔr·ʃə·nəl/ (also proportionate,  /prəˈpɔr·ʃə·nət/) us  
in correct relation to: The degree of punishment is meant to be proportional to the seriousness of the crime. mathematics Proportional also means that two things have the same size relationship or ratio.
proportionally
adverb /prəˈpɔr·ʃə·nəl·i/ (also proportionately,  /prəˈpɔr·ʃə·nət·li/)
(Definition of proportional from the Cambridge Academic Content Dictionary © Cambridge University Press)
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