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Finding the Fourth Proportional to 252,746.40, 379,119.60 and 233,500.80

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Solution

The fourth proportional to 252,746.40, 379,119.60 and 233,500.80 is: 350,251.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,746.40 : 379,119.60 = 233,500.80 : x
  2. Step 2: Convert to fraction form
    252,746.40/379,119.60 = 233,500.80/x
  3. Step 3: Cross multiply
    252,746.40x = 379,119.60 × 233,500.80
  4. Step 4: Simplify right side
    252,746.40x = 88,524,729,895.68
  5. Step 5: Solve for x
    x = 88,524,729,895.68/252,746.40
  6. Step 6: Final answer
    x = 350,251.20

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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.