1. Properly related in size, degree or other measurable characteristics; usually followed by ‘to’
   "the punishment ought to be proportional to the crime";
   - relative
    
2. Having a constant ratio
   "The profits were distributed on a proportional basis";
   - pro rata

1. One of the quantities in a mathematical proportion
   "In the equation a:b = c:d, a and b are proportionals"

Derived forms: proportionals

See also: proportionate

Type of: quantity

Part of: proportion

Encyclopedia: Proportional