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Finding the Fourth Proportional to 484,193.38, 726,406.71 and 151,769.38

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Solution

The fourth proportional to 484,193.38, 726,406.71 and 151,769.38 is: 227,690.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,193.38 : 726,406.71 = 151,769.38 : x
  2. Step 2: Convert to fraction form
    484,193.38/726,406.71 = 151,769.38/x
  3. Step 3: Cross multiply
    484,193.38x = 726,406.71 × 151,769.38
  4. Step 4: Simplify right side
    484,193.38x = 110,246,291,613.66
  5. Step 5: Solve for x
    x = 110,246,291,613.66/484,193.38
  6. Step 6: Final answer
    x = 227,690.62

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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.