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Finding the Fourth Proportional to 296,882.52, 445,324.23 and 72,241.62

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Solution

The fourth proportional to 296,882.52, 445,324.23 and 72,241.62 is: 108,362.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,882.52 : 445,324.23 = 72,241.62 : x
  2. Step 2: Convert to fraction form
    296,882.52/445,324.23 = 72,241.62/x
  3. Step 3: Cross multiply
    296,882.52x = 445,324.23 × 72,241.62
  4. Step 4: Simplify right side
    296,882.52x = 32,170,944,635.44
  5. Step 5: Solve for x
    x = 32,170,944,635.44/296,882.52
  6. Step 6: Final answer
    x = 108,362.54

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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.