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Finding the Fourth Proportional to 366,951.32, 550,327.08 and 100,648.46

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Solution

The fourth proportional to 366,951.32, 550,327.08 and 100,648.46 is: 150,945.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,951.32 : 550,327.08 = 100,648.46 : x
  2. Step 2: Convert to fraction form
    366,951.32/550,327.08 = 100,648.46/x
  3. Step 3: Cross multiply
    366,951.32x = 550,327.08 × 100,648.46
  4. Step 4: Simplify right side
    366,951.32x = 55,389,573,098.30
  5. Step 5: Solve for x
    x = 55,389,573,098.30/366,951.32
  6. Step 6: Final answer
    x = 150,945.29

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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.