Finding the Third Proportional to 422,232.75 and 622,221.75
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Solution
The third proportional to 422,232.75 and 622,221.75 is: 916,934.81
Step by Step Solution
- Step 1: Write the proportion equation
422,232.75 : 622,221.75 = 622,221.75 : x - Step 2: Convert to fraction form
422,232.75/622,221.75 = 622,221.75/x - Step 3: Cross multiply
422,232.75x = 622,221.75 × 622,221.75 - Step 4: Simplify right side
422,232.75x = 387,159,906,173.06 - Step 5: Solve for x
x = 387,159,906,173.06/422,232.75 - Step 6: Final answer
x = 916,934.81
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These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.