Finding the Fourth Proportional to 478,750.22, 718,149.93 and 123,767.31
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Solution
The fourth proportional to 478,750.22, 718,149.93 and 123,767.31 is: 185,657.32
Step by Step Solution
- Step 1: Write the proportion equation
478,750.22 : 718,149.93 = 123,767.31 : x - Step 2: Convert to fraction form
478,750.22/718,149.93 = 123,767.31/x - Step 3: Cross multiply
478,750.22x = 718,149.93 × 123,767.31 - Step 4: Simplify right side
478,750.22x = 88,883,485,012.79 - Step 5: Solve for x
x = 88,883,485,012.79/478,750.22 - Step 6: Final answer
x = 185,657.32
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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.