Finding the Fourth Proportional to 292,894.17, 439,183.26 and 132,882.78
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Solution
The fourth proportional to 292,894.17, 439,183.26 and 132,882.78 is: 199,252.50
Step by Step Solution
- Step 1: Write the proportion equation
292,894.17 : 439,183.26 = 132,882.78 : x - Step 2: Convert to fraction form
292,894.17/439,183.26 = 132,882.78/x - Step 3: Cross multiply
292,894.17x = 439,183.26 × 132,882.78 - Step 4: Simplify right side
292,894.17x = 58,359,894,663.51 - Step 5: Solve for x
x = 58,359,894,663.51/292,894.17 - Step 6: Final answer
x = 199,252.50
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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.