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Finding the Fourth Proportional to 322,967.52, 445,691.97 and 179,725.10

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Solution

The fourth proportional to 322,967.52, 445,691.97 and 179,725.10 is: 248,018.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,967.52 : 445,691.97 = 179,725.10 : x
  2. Step 2: Convert to fraction form
    322,967.52/445,691.97 = 179,725.10/x
  3. Step 3: Cross multiply
    322,967.52x = 445,691.97 × 179,725.10
  4. Step 4: Simplify right side
    322,967.52x = 80,102,031,648.99
  5. Step 5: Solve for x
    x = 80,102,031,648.99/322,967.52
  6. Step 6: Final answer
    x = 248,018.85

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1.5x scale

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.