Home / 396,965.56-595,447.11-160,305.43

Finding the Fourth Proportional to 396,965.56, 595,447.11 and 160,305.43

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Solution

The fourth proportional to 396,965.56, 595,447.11 and 160,305.43 is: 240,457.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,965.56 : 595,447.11 = 160,305.43 : x
  2. Step 2: Convert to fraction form
    396,965.56/595,447.11 = 160,305.43/x
  3. Step 3: Cross multiply
    396,965.56x = 595,447.11 × 160,305.43
  4. Step 4: Simplify right side
    396,965.56x = 95,453,405,010.81
  5. Step 5: Solve for x
    x = 95,453,405,010.81/396,965.56
  6. Step 6: Final answer
    x = 240,457.65

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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.