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Finding the Fourth Proportional to 439,233.60, 658,850.40 and 250,276.80

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Solution

The fourth proportional to 439,233.60, 658,850.40 and 250,276.80 is: 375,415.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,233.60 : 658,850.40 = 250,276.80 : x
  2. Step 2: Convert to fraction form
    439,233.60/658,850.40 = 250,276.80/x
  3. Step 3: Cross multiply
    439,233.60x = 658,850.40 × 250,276.80
  4. Step 4: Simplify right side
    439,233.60x = 164,894,969,790.72
  5. Step 5: Solve for x
    x = 164,894,969,790.72/439,233.60
  6. Step 6: Final answer
    x = 375,415.20

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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.