Home / 461,258.62-691,836.49-124,332.85

Finding the Fourth Proportional to 461,258.62, 691,836.49 and 124,332.85

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Solution

The fourth proportional to 461,258.62, 691,836.49 and 124,332.85 is: 186,485.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,258.62 : 691,836.49 = 124,332.85 : x
  2. Step 2: Convert to fraction form
    461,258.62/691,836.49 = 124,332.85/x
  3. Step 3: Cross multiply
    461,258.62x = 691,836.49 × 124,332.85
  4. Step 4: Simplify right side
    461,258.62x = 86,018,002,535.70
  5. Step 5: Solve for x
    x = 86,018,002,535.70/461,258.62
  6. Step 6: Final answer
    x = 186,485.41

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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.