Home / 797,270.38-1,195,909.89-198,231.55

Finding the Fourth Proportional to 797,270.38, 1,195,909.89 and 198,231.55

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Solution

The fourth proportional to 797,270.38, 1,195,909.89 and 198,231.55 is: 297,348.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,270.38 : 1,195,909.89 = 198,231.55 : x
  2. Step 2: Convert to fraction form
    797,270.38/1,195,909.89 = 198,231.55/x
  3. Step 3: Cross multiply
    797,270.38x = 1,195,909.89 × 198,231.55
  4. Step 4: Simplify right side
    797,270.38x = 237,067,071,155.03
  5. Step 5: Solve for x
    x = 237,067,071,155.03/797,270.38
  6. Step 6: Final answer
    x = 297,348.40

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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.