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Finding the Fourth Proportional to 667,572.47, 999,697.94 and 466,953.49

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Solution

The fourth proportional to 667,572.47, 999,697.94 and 466,953.49 is: 699,268.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,572.47 : 999,697.94 = 466,953.49 : x
  2. Step 2: Convert to fraction form
    667,572.47/999,697.94 = 466,953.49/x
  3. Step 3: Cross multiply
    667,572.47x = 999,697.94 × 466,953.49
  4. Step 4: Simplify right side
    667,572.47x = 466,812,442,694.74
  5. Step 5: Solve for x
    x = 466,812,442,694.74/667,572.47
  6. Step 6: Final answer
    x = 699,268.57

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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.