Home / 231,867.24-348,154.02-220,449.69

Finding the Fourth Proportional to 231,867.24, 348,154.02 and 220,449.69

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Solution

The fourth proportional to 231,867.24, 348,154.02 and 220,449.69 is: 331,010.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,867.24 : 348,154.02 = 220,449.69 : x
  2. Step 2: Convert to fraction form
    231,867.24/348,154.02 = 220,449.69/x
  3. Step 3: Cross multiply
    231,867.24x = 348,154.02 × 220,449.69
  4. Step 4: Simplify right side
    231,867.24x = 76,750,445,781.25
  5. Step 5: Solve for x
    x = 76,750,445,781.25/231,867.24
  6. Step 6: Final answer
    x = 331,010.30

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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.