Home / 396,947.48-595,202.10-206,933.72

Finding the Fourth Proportional to 396,947.48, 595,202.10 and 206,933.72

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Solution

The fourth proportional to 396,947.48, 595,202.10 and 206,933.72 is: 310,286.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,947.48 : 595,202.10 = 206,933.72 : x
  2. Step 2: Convert to fraction form
    396,947.48/595,202.10 = 206,933.72/x
  3. Step 3: Cross multiply
    396,947.48x = 595,202.10 × 206,933.72
  4. Step 4: Simplify right side
    396,947.48x = 123,167,384,704.81
  5. Step 5: Solve for x
    x = 123,167,384,704.81/396,947.48
  6. Step 6: Final answer
    x = 310,286.35

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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.