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Finding the Fourth Proportional to 275,351.33, 413,150.90 and 148,843.44

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Solution

The fourth proportional to 275,351.33, 413,150.90 and 148,843.44 is: 223,332.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,351.33 : 413,150.90 = 148,843.44 : x
  2. Step 2: Convert to fraction form
    275,351.33/413,150.90 = 148,843.44/x
  3. Step 3: Cross multiply
    275,351.33x = 413,150.90 × 148,843.44
  4. Step 4: Simplify right side
    275,351.33x = 61,494,800,450.88
  5. Step 5: Solve for x
    x = 61,494,800,450.88/275,351.33
  6. Step 6: Final answer
    x = 223,332.13

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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.