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Finding the Fourth Proportional to 322,354.28, 444,862.83 and 179,113.98

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Solution

The fourth proportional to 322,354.28, 444,862.83 and 179,113.98 is: 247,185.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,354.28 : 444,862.83 = 179,113.98 : x
  2. Step 2: Convert to fraction form
    322,354.28/444,862.83 = 179,113.98/x
  3. Step 3: Cross multiply
    322,354.28x = 444,862.83 × 179,113.98
  4. Step 4: Simplify right side
    322,354.28x = 79,681,154,375.28
  5. Step 5: Solve for x
    x = 79,681,154,375.28/322,354.28
  6. Step 6: Final answer
    x = 247,185.03

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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.