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Finding the Fourth Proportional to 410,175.59, 615,060.70 and 125,797.95

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Solution

The fourth proportional to 410,175.59, 615,060.70 and 125,797.95 is: 188,634.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,175.59 : 615,060.70 = 125,797.95 : x
  2. Step 2: Convert to fraction form
    410,175.59/615,060.70 = 125,797.95/x
  3. Step 3: Cross multiply
    410,175.59x = 615,060.70 × 125,797.95
  4. Step 4: Simplify right side
    410,175.59x = 77,373,375,185.57
  5. Step 5: Solve for x
    x = 77,373,375,185.57/410,175.59
  6. Step 6: Final answer
    x = 188,634.76

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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.