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Finding the Fourth Proportional to 264,508.11, 365,132.88 and 178,583.45

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Solution

The fourth proportional to 264,508.11, 365,132.88 and 178,583.45 is: 246,520.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,508.11 : 365,132.88 = 178,583.45 : x
  2. Step 2: Convert to fraction form
    264,508.11/365,132.88 = 178,583.45/x
  3. Step 3: Cross multiply
    264,508.11x = 365,132.88 × 178,583.45
  4. Step 4: Simplify right side
    264,508.11x = 65,206,687,593.17
  5. Step 5: Solve for x
    x = 65,206,687,593.17/264,508.11
  6. Step 6: Final answer
    x = 246,520.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.