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Finding the Fourth Proportional to 444,705.60, 667,058.40 and 178,593.60

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Solution

The fourth proportional to 444,705.60, 667,058.40 and 178,593.60 is: 267,890.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,705.60 : 667,058.40 = 178,593.60 : x
  2. Step 2: Convert to fraction form
    444,705.60/667,058.40 = 178,593.60/x
  3. Step 3: Cross multiply
    444,705.60x = 667,058.40 × 178,593.60
  4. Step 4: Simplify right side
    444,705.60x = 119,132,361,066.24
  5. Step 5: Solve for x
    x = 119,132,361,066.24/444,705.60
  6. Step 6: Final answer
    x = 267,890.40

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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.