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Finding the Fourth Proportional to 363,285.19, 545,006.22 and 110,585.44

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Solution

The fourth proportional to 363,285.19, 545,006.22 and 110,585.44 is: 165,902.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,285.19 : 545,006.22 = 110,585.44 : x
  2. Step 2: Convert to fraction form
    363,285.19/545,006.22 = 110,585.44/x
  3. Step 3: Cross multiply
    363,285.19x = 545,006.22 × 110,585.44
  4. Step 4: Simplify right side
    363,285.19x = 60,269,752,641.44
  5. Step 5: Solve for x
    x = 60,269,752,641.44/363,285.19
  6. Step 6: Final answer
    x = 165,902.04

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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.