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Finding the Fourth Proportional to 463,252.59, 694,884.65 and 126,309.87

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Solution

The fourth proportional to 463,252.59, 694,884.65 and 126,309.87 is: 189,466.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,252.59 : 694,884.65 = 126,309.87 : x
  2. Step 2: Convert to fraction form
    463,252.59/694,884.65 = 126,309.87/x
  3. Step 3: Cross multiply
    463,252.59x = 694,884.65 × 126,309.87
  4. Step 4: Simplify right side
    463,252.59x = 87,770,789,174.95
  5. Step 5: Solve for x
    x = 87,770,789,174.95/463,252.59
  6. Step 6: Final answer
    x = 189,466.38

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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.