Finding the Fourth Proportional to 667,044.90, 1,000,549.20 and 187,276.70
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Solution
The fourth proportional to 667,044.90, 1,000,549.20 and 187,276.70 is: 280,909.95
Step by Step Solution
- Step 1: Write the proportion equation
667,044.90 : 1,000,549.20 = 187,276.70 : x - Step 2: Convert to fraction form
667,044.90/1,000,549.20 = 187,276.70/x - Step 3: Cross multiply
667,044.90x = 1,000,549.20 × 187,276.70 - Step 4: Simplify right side
667,044.90x = 187,379,552,363.64 - Step 5: Solve for x
x = 187,379,552,363.64/667,044.90 - Step 6: Final answer
x = 280,909.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.