Home / 295,372.20-443,058.30-272,562.60

Finding the Fourth Proportional to 295,372.20, 443,058.30 and 272,562.60

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Solution

The fourth proportional to 295,372.20, 443,058.30 and 272,562.60 is: 408,843.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,372.20 : 443,058.30 = 272,562.60 : x
  2. Step 2: Convert to fraction form
    295,372.20/443,058.30 = 272,562.60/x
  3. Step 3: Cross multiply
    295,372.20x = 443,058.30 × 272,562.60
  4. Step 4: Simplify right side
    295,372.20x = 120,761,122,199.58
  5. Step 5: Solve for x
    x = 120,761,122,199.58/295,372.20
  6. Step 6: Final answer
    x = 408,843.90

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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.