Home / 800,996.69-1,201,691.90-240,031.19

Finding the Fourth Proportional to 800,996.69, 1,201,691.90 and 240,031.19

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Solution

The fourth proportional to 800,996.69, 1,201,691.90 and 240,031.19 is: 360,105.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,996.69 : 1,201,691.90 = 240,031.19 : x
  2. Step 2: Convert to fraction form
    800,996.69/1,201,691.90 = 240,031.19/x
  3. Step 3: Cross multiply
    800,996.69x = 1,201,691.90 × 240,031.19
  4. Step 4: Simplify right side
    800,996.69x = 288,443,540,374.67
  5. Step 5: Solve for x
    x = 288,443,540,374.67/800,996.69
  6. Step 6: Final answer
    x = 360,105.78

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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.