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Finding the Fourth Proportional to 323,481.24, 485,279.47 and 110,237.33

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Solution

The fourth proportional to 323,481.24, 485,279.47 and 110,237.33 is: 165,375.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,481.24 : 485,279.47 = 110,237.33 : x
  2. Step 2: Convert to fraction form
    323,481.24/485,279.47 = 110,237.33/x
  3. Step 3: Cross multiply
    323,481.24x = 485,279.47 × 110,237.33
  4. Step 4: Simplify right side
    323,481.24x = 53,495,913,076.62
  5. Step 5: Solve for x
    x = 53,495,913,076.62/323,481.24
  6. Step 6: Final answer
    x = 165,375.63

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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.