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Finding the Fourth Proportional to 484,704, 727,122.24 and 169,114.56

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Solution

The fourth proportional to 484,704, 727,122.24 and 169,114.56 is: 253,694.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,704 : 727,122.24 = 169,114.56 : x
  2. Step 2: Convert to fraction form
    484,704/727,122.24 = 169,114.56/x
  3. Step 3: Cross multiply
    484,704x = 727,122.24 × 169,114.56
  4. Step 4: Simplify right side
    484,704x = 122,966,957,683.81
  5. Step 5: Solve for x
    x = 122,966,957,683.81/484,704
  6. Step 6: Final answer
    x = 253,694.95

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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.