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Finding the Fourth Proportional to 322,997.06, 445,731.58 and 179,757.06

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Solution

The fourth proportional to 322,997.06, 445,731.58 and 179,757.06 is: 248,062.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,997.06 : 445,731.58 = 179,757.06 : x
  2. Step 2: Convert to fraction form
    322,997.06/445,731.58 = 179,757.06/x
  3. Step 3: Cross multiply
    322,997.06x = 445,731.58 × 179,757.06
  4. Step 4: Simplify right side
    322,997.06x = 80,123,398,369.95
  5. Step 5: Solve for x
    x = 80,123,398,369.95/322,997.06
  6. Step 6: Final answer
    x = 248,062.31

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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.