Home / 396,310.14-594,499.77-112,003.68

Finding the Fourth Proportional to 396,310.14, 594,499.77 and 112,003.68

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Solution

The fourth proportional to 396,310.14, 594,499.77 and 112,003.68 is: 168,015.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,310.14 : 594,499.77 = 112,003.68 : x
  2. Step 2: Convert to fraction form
    396,310.14/594,499.77 = 112,003.68/x
  3. Step 3: Cross multiply
    396,310.14x = 594,499.77 × 112,003.68
  4. Step 4: Simplify right side
    396,310.14x = 66,586,161,999.15
  5. Step 5: Solve for x
    x = 66,586,161,999.15/396,310.14
  6. Step 6: Final answer
    x = 168,015.29

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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.