Finding the Fourth Proportional to 667,576.92, 1,001,245.71 and 187,689.63
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Solution
The fourth proportional to 667,576.92, 1,001,245.71 and 187,689.63 is: 281,500.80
Step by Step Solution
- Step 1: Write the proportion equation
667,576.92 : 1,001,245.71 = 187,689.63 : x - Step 2: Convert to fraction form
667,576.92/1,001,245.71 = 187,689.63/x - Step 3: Cross multiply
667,576.92x = 1,001,245.71 × 187,689.63 - Step 4: Simplify right side
667,576.92x = 187,923,436,848.99 - Step 5: Solve for x
x = 187,923,436,848.99/667,576.92 - Step 6: Final answer
x = 281,500.80
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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.