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Finding the Fourth Proportional to 422,179.04, 633,112.85 and 182,304

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Solution

The fourth proportional to 422,179.04, 633,112.85 and 182,304 is: 273,388.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,179.04 : 633,112.85 = 182,304 : x
  2. Step 2: Convert to fraction form
    422,179.04/633,112.85 = 182,304/x
  3. Step 3: Cross multiply
    422,179.04x = 633,112.85 × 182,304
  4. Step 4: Simplify right side
    422,179.04x = 115,419,005,006.40
  5. Step 5: Solve for x
    x = 115,419,005,006.40/422,179.04
  6. Step 6: Final answer
    x = 273,388.76

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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.