Home / 372,234.66-513,862.29-229,117.38

Finding the Fourth Proportional to 372,234.66, 513,862.29 and 229,117.38

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Solution

The fourth proportional to 372,234.66, 513,862.29 and 229,117.38 is: 316,291.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,234.66 : 513,862.29 = 229,117.38 : x
  2. Step 2: Convert to fraction form
    372,234.66/513,862.29 = 229,117.38/x
  3. Step 3: Cross multiply
    372,234.66x = 513,862.29 × 229,117.38
  4. Step 4: Simplify right side
    372,234.66x = 117,734,781,565.60
  5. Step 5: Solve for x
    x = 117,734,781,565.60/372,234.66
  6. Step 6: Final answer
    x = 316,291.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.