Finding the Fourth Proportional to 271,523.31, 406,755.18 and 177,744.75
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Solution
The fourth proportional to 271,523.31, 406,755.18 and 177,744.75 is: 266,270.32
Step by Step Solution
- Step 1: Write the proportion equation
271,523.31 : 406,755.18 = 177,744.75 : x - Step 2: Convert to fraction form
271,523.31/406,755.18 = 177,744.75/x - Step 3: Cross multiply
271,523.31x = 406,755.18 × 177,744.75 - Step 4: Simplify right side
271,523.31x = 72,298,597,780.31 - Step 5: Solve for x
x = 72,298,597,780.31/271,523.31 - Step 6: Final answer
x = 266,270.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.