341.28% is the change from 109 to 481
Calculation steps:
[( 481 - 109 ) ÷ 109] x 100 = 341.28%
Formula
Percentage change = [(481 - 109) / 109] x 100
Subtract the new number by the original number
481 - 109 = 372
372 ÷ 109 = 3.4128440366972477
3.4128440366972477 x 100 = 341.28%