Home / 802,691.52-1,204,222.68-270,198.96

Finding the Fourth Proportional to 802,691.52, 1,204,222.68 and 270,198.96

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Solution

The fourth proportional to 802,691.52, 1,204,222.68 and 270,198.96 is: 405,360.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,691.52 : 1,204,222.68 = 270,198.96 : x
  2. Step 2: Convert to fraction form
    802,691.52/1,204,222.68 = 270,198.96/x
  3. Step 3: Cross multiply
    802,691.52x = 1,204,222.68 × 270,198.96
  4. Step 4: Simplify right side
    802,691.52x = 325,379,715,744.41
  5. Step 5: Solve for x
    x = 325,379,715,744.41/802,691.52
  6. Step 6: Final answer
    x = 405,360.85

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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.