Finding the Fourth Proportional to 531,693.92, 797,404.80 and 157,629.44
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Solution
The fourth proportional to 531,693.92, 797,404.80 and 157,629.44 is: 236,403.82
Step by Step Solution
- Step 1: Write the proportion equation
531,693.92 : 797,404.80 = 157,629.44 : x - Step 2: Convert to fraction form
531,693.92/797,404.80 = 157,629.44/x - Step 3: Cross multiply
531,693.92x = 797,404.80 × 157,629.44 - Step 4: Simplify right side
531,693.92x = 125,694,472,077.31 - Step 5: Solve for x
x = 125,694,472,077.31/531,693.92 - Step 6: Final answer
x = 236,403.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.