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Finding the Fourth Proportional to 299,956.77, 449,796.56 and 110,369.61

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Solution

The fourth proportional to 299,956.77, 449,796.56 and 110,369.61 is: 165,503.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,956.77 : 449,796.56 = 110,369.61 : x
  2. Step 2: Convert to fraction form
    299,956.77/449,796.56 = 110,369.61/x
  3. Step 3: Cross multiply
    299,956.77x = 449,796.56 × 110,369.61
  4. Step 4: Simplify right side
    299,956.77x = 49,643,870,354.69
  5. Step 5: Solve for x
    x = 49,643,870,354.69/299,956.77
  6. Step 6: Final answer
    x = 165,503.42

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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.