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Finding the Fourth Proportional to 637,468.20, 957,627.90 and 532,492.20

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Solution

The fourth proportional to 637,468.20, 957,627.90 and 532,492.20 is: 799,929.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,468.20 : 957,627.90 = 532,492.20 : x
  2. Step 2: Convert to fraction form
    637,468.20/957,627.90 = 532,492.20/x
  3. Step 3: Cross multiply
    637,468.20x = 957,627.90 × 532,492.20
  4. Step 4: Simplify right side
    637,468.20x = 509,929,387,252.38
  5. Step 5: Solve for x
    x = 509,929,387,252.38/637,468.20
  6. Step 6: Final answer
    x = 799,929.14

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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.