Home / 422,013.14-633,016.97-106,470.35

Finding the Fourth Proportional to 422,013.14, 633,016.97 and 106,470.35

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Solution

The fourth proportional to 422,013.14, 633,016.97 and 106,470.35 is: 159,704.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,013.14 : 633,016.97 = 106,470.35 : x
  2. Step 2: Convert to fraction form
    422,013.14/633,016.97 = 106,470.35/x
  3. Step 3: Cross multiply
    422,013.14x = 633,016.97 × 106,470.35
  4. Step 4: Simplify right side
    422,013.14x = 67,397,534,654.40
  5. Step 5: Solve for x
    x = 67,397,534,654.40/422,013.14
  6. Step 6: Final answer
    x = 159,704.83

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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.