Finding the Fourth Proportional to 497,631.19, 746,446.79 and 165,207.19
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Solution
The fourth proportional to 497,631.19, 746,446.79 and 165,207.19 is: 247,810.78
Step by Step Solution
- Step 1: Write the proportion equation
497,631.19 : 746,446.79 = 165,207.19 : x - Step 2: Convert to fraction form
497,631.19/746,446.79 = 165,207.19/x - Step 3: Cross multiply
497,631.19x = 746,446.79 × 165,207.19 - Step 4: Simplify right side
497,631.19x = 123,318,373,968.27 - Step 5: Solve for x
x = 123,318,373,968.27/497,631.19 - Step 6: Final answer
x = 247,810.78
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Similar ratio
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1.5x scale
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.