Home / 465,941.40-698,834.25-129,016.11

Finding the Fourth Proportional to 465,941.40, 698,834.25 and 129,016.11

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Solution

The fourth proportional to 465,941.40, 698,834.25 and 129,016.11 is: 193,502.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,941.40 : 698,834.25 = 129,016.11 : x
  2. Step 2: Convert to fraction form
    465,941.40/698,834.25 = 129,016.11/x
  3. Step 3: Cross multiply
    465,941.40x = 698,834.25 × 129,016.11
  4. Step 4: Simplify right side
    465,941.40x = 90,160,876,469.77
  5. Step 5: Solve for x
    x = 90,160,876,469.77/465,941.40
  6. Step 6: Final answer
    x = 193,502.61

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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.