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Finding the Fourth Proportional to 615,702.74, 924,011.22 and 466,131.38

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Solution

The fourth proportional to 615,702.74, 924,011.22 and 466,131.38 is: 699,543.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,702.74 : 924,011.22 = 466,131.38 : x
  2. Step 2: Convert to fraction form
    615,702.74/924,011.22 = 466,131.38/x
  3. Step 3: Cross multiply
    615,702.74x = 924,011.22 × 466,131.38
  4. Step 4: Simplify right side
    615,702.74x = 430,710,625,114.08
  5. Step 5: Solve for x
    x = 430,710,625,114.08/615,702.74
  6. Step 6: Final answer
    x = 699,543.14

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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.