Home / 392,566.06-588,849.35-126,326.52

Finding the Fourth Proportional to 392,566.06, 588,849.35 and 126,326.52

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Solution

The fourth proportional to 392,566.06, 588,849.35 and 126,326.52 is: 189,489.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,566.06 : 588,849.35 = 126,326.52 : x
  2. Step 2: Convert to fraction form
    392,566.06/588,849.35 = 126,326.52/x
  3. Step 3: Cross multiply
    392,566.06x = 588,849.35 × 126,326.52
  4. Step 4: Simplify right side
    392,566.06x = 74,387,289,189.76
  5. Step 5: Solve for x
    x = 74,387,289,189.76/392,566.06
  6. Step 6: Final answer
    x = 189,489.86

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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.