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Finding the Fourth Proportional to 379,218.60, 568,607.84 and 179,537.30

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Solution

The fourth proportional to 379,218.60, 568,607.84 and 179,537.30 is: 269,201.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,218.60 : 568,607.84 = 179,537.30 : x
  2. Step 2: Convert to fraction form
    379,218.60/568,607.84 = 179,537.30/x
  3. Step 3: Cross multiply
    379,218.60x = 568,607.84 × 179,537.30
  4. Step 4: Simplify right side
    379,218.60x = 102,086,315,454.75
  5. Step 5: Solve for x
    x = 102,086,315,454.75/379,218.60
  6. Step 6: Final answer
    x = 269,201.76

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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.