Home / 792,357.40-1,188,536.10-231,391.90

Finding the Fourth Proportional to 792,357.40, 1,188,536.10 and 231,391.90

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Solution

The fourth proportional to 792,357.40, 1,188,536.10 and 231,391.90 is: 347,087.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,357.40 : 1,188,536.10 = 231,391.90 : x
  2. Step 2: Convert to fraction form
    792,357.40/1,188,536.10 = 231,391.90/x
  3. Step 3: Cross multiply
    792,357.40x = 1,188,536.10 × 231,391.90
  4. Step 4: Simplify right side
    792,357.40x = 275,017,626,397.59
  5. Step 5: Solve for x
    x = 275,017,626,397.59/792,357.40
  6. Step 6: Final answer
    x = 347,087.85

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Similar ratio
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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.