Home / 392,682.13-588,990.23-155,961.25

Finding the Fourth Proportional to 392,682.13, 588,990.23 and 155,961.25

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Solution

The fourth proportional to 392,682.13, 588,990.23 and 155,961.25 is: 233,928.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,682.13 : 588,990.23 = 155,961.25 : x
  2. Step 2: Convert to fraction form
    392,682.13/588,990.23 = 155,961.25/x
  3. Step 3: Cross multiply
    392,682.13x = 588,990.23 × 155,961.25
  4. Step 4: Simplify right side
    392,682.13x = 91,859,651,718.44
  5. Step 5: Solve for x
    x = 91,859,651,718.44/392,682.13
  6. Step 6: Final answer
    x = 233,928.78

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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.