Home / 396,108.08-594,197.88-111,801.76

Finding the Fourth Proportional to 396,108.08, 594,197.88 and 111,801.76

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Solution

The fourth proportional to 396,108.08, 594,197.88 and 111,801.76 is: 167,712.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,108.08 : 594,197.88 = 111,801.76 : x
  2. Step 2: Convert to fraction form
    396,108.08/594,197.88 = 111,801.76/x
  3. Step 3: Cross multiply
    396,108.08x = 594,197.88 × 111,801.76
  4. Step 4: Simplify right side
    396,108.08x = 66,432,368,772.27
  5. Step 5: Solve for x
    x = 66,432,368,772.27/396,108.08
  6. Step 6: Final answer
    x = 167,712.73

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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.