Finding the Fourth Proportional to 506,956.56, 699,755.68 and 292,239.92
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Solution
The fourth proportional to 506,956.56, 699,755.68 and 292,239.92 is: 403,380.80
Step by Step Solution
- Step 1: Write the proportion equation
506,956.56 : 699,755.68 = 292,239.92 : x - Step 2: Convert to fraction form
506,956.56/699,755.68 = 292,239.92/x - Step 3: Cross multiply
506,956.56x = 699,755.68 × 292,239.92 - Step 4: Simplify right side
506,956.56x = 204,496,543,942.75 - Step 5: Solve for x
x = 204,496,543,942.75/506,956.56 - Step 6: Final answer
x = 403,380.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.