Finding the Fourth Proportional to 445,149.24, 667,754.64 and 178,909.98
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Solution
The fourth proportional to 445,149.24, 667,754.64 and 178,909.98 is: 268,377.34
Step by Step Solution
- Step 1: Write the proportion equation
445,149.24 : 667,754.64 = 178,909.98 : x - Step 2: Convert to fraction form
445,149.24/667,754.64 = 178,909.98/x - Step 3: Cross multiply
445,149.24x = 667,754.64 × 178,909.98 - Step 4: Simplify right side
445,149.24x = 119,467,969,287.31 - Step 5: Solve for x
x = 119,467,969,287.31/445,149.24 - Step 6: Final answer
x = 268,377.34
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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.