Finding the Fourth Proportional to 487,024.26, 672,107.94 and 272,164.95
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Solution
The fourth proportional to 487,024.26, 672,107.94 and 272,164.95 is: 375,595.71
Step by Step Solution
- Step 1: Write the proportion equation
487,024.26 : 672,107.94 = 272,164.95 : x - Step 2: Convert to fraction form
487,024.26/672,107.94 = 272,164.95/x - Step 3: Cross multiply
487,024.26x = 672,107.94 × 272,164.95 - Step 4: Simplify right side
487,024.26x = 182,924,223,884.70 - Step 5: Solve for x
x = 182,924,223,884.70/487,024.26 - Step 6: Final answer
x = 375,595.71
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.