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Finding the Fourth Proportional to 239,750.79, 360,034.43 and 229,719.75

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Solution

The fourth proportional to 239,750.79, 360,034.43 and 229,719.75 is: 344,970.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,750.79 : 360,034.43 = 229,719.75 : x
  2. Step 2: Convert to fraction form
    239,750.79/360,034.43 = 229,719.75/x
  3. Step 3: Cross multiply
    239,750.79x = 360,034.43 × 229,719.75
  4. Step 4: Simplify right side
    239,750.79x = 82,707,018,102.39
  5. Step 5: Solve for x
    x = 82,707,018,102.39/239,750.79
  6. Step 6: Final answer
    x = 344,970.78

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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.