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Finding the Fourth Proportional to 396,633.42, 594,444.69 and 185,806.62

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Solution

The fourth proportional to 396,633.42, 594,444.69 and 185,806.62 is: 278,473.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,633.42 : 594,444.69 = 185,806.62 : x
  2. Step 2: Convert to fraction form
    396,633.42/594,444.69 = 185,806.62/x
  3. Step 3: Cross multiply
    396,633.42x = 594,444.69 × 185,806.62
  4. Step 4: Simplify right side
    396,633.42x = 110,451,758,625.85
  5. Step 5: Solve for x
    x = 110,451,758,625.85/396,633.42
  6. Step 6: Final answer
    x = 278,473.15

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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.