Home / 683,007.20-1,025,046.11-476,498.87

Finding the Fourth Proportional to 683,007.20, 1,025,046.11 and 476,498.87

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Solution

The fourth proportional to 683,007.20, 1,025,046.11 and 476,498.87 is: 715,121.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,007.20 : 1,025,046.11 = 476,498.87 : x
  2. Step 2: Convert to fraction form
    683,007.20/1,025,046.11 = 476,498.87/x
  3. Step 3: Cross multiply
    683,007.20x = 1,025,046.11 × 476,498.87
  4. Step 4: Simplify right side
    683,007.20x = 488,433,305,605.17
  5. Step 5: Solve for x
    x = 488,433,305,605.17/683,007.20
  6. Step 6: Final answer
    x = 715,121.76

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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.