Home / 494,617.20-741,972.78-134,792.52

Finding the Fourth Proportional to 494,617.20, 741,972.78 and 134,792.52

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Solution

The fourth proportional to 494,617.20, 741,972.78 and 134,792.52 is: 202,201.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,617.20 : 741,972.78 = 134,792.52 : x
  2. Step 2: Convert to fraction form
    494,617.20/741,972.78 = 134,792.52/x
  3. Step 3: Cross multiply
    494,617.20x = 741,972.78 × 134,792.52
  4. Step 4: Simplify right side
    494,617.20x = 100,012,380,787.61
  5. Step 5: Solve for x
    x = 100,012,380,787.61/494,617.20
  6. Step 6: Final answer
    x = 202,201.58

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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.