Finding the Fourth Proportional to 508,349.12, 762,057.09 and 175,691.84
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Solution
The fourth proportional to 508,349.12, 762,057.09 and 175,691.84 is: 263,376.50
Step by Step Solution
- Step 1: Write the proportion equation
508,349.12 : 762,057.09 = 175,691.84 : x - Step 2: Convert to fraction form
508,349.12/762,057.09 = 175,691.84/x - Step 3: Cross multiply
508,349.12x = 762,057.09 × 175,691.84 - Step 4: Simplify right side
508,349.12x = 133,887,208,516.86 - Step 5: Solve for x
x = 133,887,208,516.86/508,349.12 - Step 6: Final answer
x = 263,376.50
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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.