Home / 437,046.20-655,568.34-137,552.95

Finding the Fourth Proportional to 437,046.20, 655,568.34 and 137,552.95

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Solution

The fourth proportional to 437,046.20, 655,568.34 and 137,552.95 is: 206,329.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,046.20 : 655,568.34 = 137,552.95 : x
  2. Step 2: Convert to fraction form
    437,046.20/655,568.34 = 137,552.95/x
  3. Step 3: Cross multiply
    437,046.20x = 655,568.34 × 137,552.95
  4. Step 4: Simplify right side
    437,046.20x = 90,175,359,397.24
  5. Step 5: Solve for x
    x = 90,175,359,397.24/437,046.20
  6. Step 6: Final answer
    x = 206,329.12

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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.