Home / 396,821.12-595,228.44-160,160.18

Finding the Fourth Proportional to 396,821.12, 595,228.44 and 160,160.18

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Solution

The fourth proportional to 396,821.12, 595,228.44 and 160,160.18 is: 240,238.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,821.12 : 595,228.44 = 160,160.18 : x
  2. Step 2: Convert to fraction form
    396,821.12/595,228.44 = 160,160.18/x
  3. Step 3: Cross multiply
    396,821.12x = 595,228.44 × 160,160.18
  4. Step 4: Simplify right side
    396,821.12x = 95,331,894,091.52
  5. Step 5: Solve for x
    x = 95,331,894,091.52/396,821.12
  6. Step 6: Final answer
    x = 240,238.96

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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.