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Finding the Fourth Proportional to 270,866.57, 373,765.10 and 149,977.44

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Solution

The fourth proportional to 270,866.57, 373,765.10 and 149,977.44 is: 206,951.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,866.57 : 373,765.10 = 149,977.44 : x
  2. Step 2: Convert to fraction form
    270,866.57/373,765.10 = 149,977.44/x
  3. Step 3: Cross multiply
    270,866.57x = 373,765.10 × 149,977.44
  4. Step 4: Simplify right side
    270,866.57x = 56,056,332,109.46
  5. Step 5: Solve for x
    x = 56,056,332,109.46/270,866.57
  6. Step 6: Final answer
    x = 206,951.83

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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.