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Finding the Fourth Proportional to 379,229.43, 569,010.11 and 179,692.23

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Solution

The fourth proportional to 379,229.43, 569,010.11 and 179,692.23 is: 269,616.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,229.43 : 569,010.11 = 179,692.23 : x
  2. Step 2: Convert to fraction form
    379,229.43/569,010.11 = 179,692.23/x
  3. Step 3: Cross multiply
    379,229.43x = 569,010.11 × 179,692.23
  4. Step 4: Simplify right side
    379,229.43x = 102,246,694,659.98
  5. Step 5: Solve for x
    x = 102,246,694,659.98/379,229.43
  6. Step 6: Final answer
    x = 269,616.98

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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.