291.8% is the change from 122 to 478
Calculation steps:
[( 478 - 122 ) ÷ 122] x 100 = 291.8%
Formula
Percentage change = [(478 - 122) / 122] x 100
Subtract the new number by the original number
478 - 122 = 356
356 ÷ 122 = 2.918032786885246
2.918032786885246 x 100 = 291.8%