Home / 454,939.97-682,514.97-135,084.73

Finding the Fourth Proportional to 454,939.97, 682,514.97 and 135,084.73

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Solution

The fourth proportional to 454,939.97, 682,514.97 and 135,084.73 is: 202,658.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,939.97 : 682,514.97 = 135,084.73 : x
  2. Step 2: Convert to fraction form
    454,939.97/682,514.97 = 135,084.73/x
  3. Step 3: Cross multiply
    454,939.97x = 682,514.97 × 135,084.73
  4. Step 4: Simplify right side
    454,939.97x = 92,197,347,580.72
  5. Step 5: Solve for x
    x = 92,197,347,580.72/454,939.97
  6. Step 6: Final answer
    x = 202,658.27

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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.