Home / 461,260.62-691,839.50-124,334.87

Finding the Fourth Proportional to 461,260.62, 691,839.50 and 124,334.87

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Solution

The fourth proportional to 461,260.62, 691,839.50 and 124,334.87 is: 186,488.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,260.62 : 691,839.50 = 124,334.87 : x
  2. Step 2: Convert to fraction form
    461,260.62/691,839.50 = 124,334.87/x
  3. Step 3: Cross multiply
    461,260.62x = 691,839.50 × 124,334.87
  4. Step 4: Simplify right side
    461,260.62x = 86,019,770,212.49
  5. Step 5: Solve for x
    x = 86,019,770,212.49/461,260.62
  6. Step 6: Final answer
    x = 186,488.43

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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.