Home / 463,456.10-694,930.16-143,519.15

Finding the Fourth Proportional to 463,456.10, 694,930.16 and 143,519.15

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Solution

The fourth proportional to 463,456.10, 694,930.16 and 143,519.15 is: 215,200.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,456.10 : 694,930.16 = 143,519.15 : x
  2. Step 2: Convert to fraction form
    463,456.10/694,930.16 = 143,519.15/x
  3. Step 3: Cross multiply
    463,456.10x = 694,930.16 × 143,519.15
  4. Step 4: Simplify right side
    463,456.10x = 99,735,781,680.32
  5. Step 5: Solve for x
    x = 99,735,781,680.32/463,456.10
  6. Step 6: Final answer
    x = 215,200.06

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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.