Finding the Fourth Proportional to 445,148.24, 667,753.14 and 178,908.98
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Solution
The fourth proportional to 445,148.24, 667,753.14 and 178,908.98 is: 268,375.84
Step by Step Solution
- Step 1: Write the proportion equation
445,148.24 : 667,753.14 = 178,908.98 : x - Step 2: Convert to fraction form
445,148.24/667,753.14 = 178,908.98/x - Step 3: Cross multiply
445,148.24x = 667,753.14 × 178,908.98 - Step 4: Simplify right side
445,148.24x = 119,467,033,169.20 - Step 5: Solve for x
x = 119,467,033,169.20/445,148.24 - Step 6: Final answer
x = 268,375.84
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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.