Finding the Fourth Proportional to 453,418.74, 625,651.83 and 272,092.14
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Solution
The fourth proportional to 453,418.74, 625,651.83 and 272,092.14 is: 375,447.53
Step by Step Solution
- Step 1: Write the proportion equation
453,418.74 : 625,651.83 = 272,092.14 : x - Step 2: Convert to fraction form
453,418.74/625,651.83 = 272,092.14/x - Step 3: Cross multiply
453,418.74x = 625,651.83 × 272,092.14 - Step 4: Simplify right side
453,418.74x = 170,234,945,319.62 - Step 5: Solve for x
x = 170,234,945,319.62/453,418.74 - Step 6: Final answer
x = 375,447.53
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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.