Home / 454,933.06-682,541.19-135,086.61

Finding the Fourth Proportional to 454,933.06, 682,541.19 and 135,086.61

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Solution

The fourth proportional to 454,933.06, 682,541.19 and 135,086.61 is: 202,671.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,933.06 : 682,541.19 = 135,086.61 : x
  2. Step 2: Convert to fraction form
    454,933.06/682,541.19 = 135,086.61/x
  3. Step 3: Cross multiply
    454,933.06x = 682,541.19 × 135,086.61
  4. Step 4: Simplify right side
    454,933.06x = 92,202,175,542.47
  5. Step 5: Solve for x
    x = 92,202,175,542.47/454,933.06
  6. Step 6: Final answer
    x = 202,671.96

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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.