Home / 378,306.68-566,829.24-311,046.17

Finding the Fourth Proportional to 378,306.68, 566,829.24 and 311,046.17

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Solution

The fourth proportional to 378,306.68, 566,829.24 and 311,046.17 is: 466,050.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,306.68 : 566,829.24 = 311,046.17 : x
  2. Step 2: Convert to fraction form
    378,306.68/566,829.24 = 311,046.17/x
  3. Step 3: Cross multiply
    378,306.68x = 566,829.24 × 311,046.17
  4. Step 4: Simplify right side
    378,306.68x = 176,310,061,311.87
  5. Step 5: Solve for x
    x = 176,310,061,311.87/378,306.68
  6. Step 6: Final answer
    x = 466,050.62

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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.