Home / 801,616.80-1,201,404.60-327,766.80

Finding the Fourth Proportional to 801,616.80, 1,201,404.60 and 327,766.80

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Solution

The fourth proportional to 801,616.80, 1,201,404.60 and 327,766.80 is: 491,232.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,616.80 : 1,201,404.60 = 327,766.80 : x
  2. Step 2: Convert to fraction form
    801,616.80/1,201,404.60 = 327,766.80/x
  3. Step 3: Cross multiply
    801,616.80x = 1,201,404.60 × 327,766.80
  4. Step 4: Simplify right side
    801,616.80x = 393,780,541,247.28
  5. Step 5: Solve for x
    x = 393,780,541,247.28/801,616.80
  6. Step 6: Final answer
    x = 491,232.89

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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.