Home / 396,295.20-593,427.87-218,604.69

Finding the Fourth Proportional to 396,295.20, 593,427.87 and 218,604.69

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Solution

The fourth proportional to 396,295.20, 593,427.87 and 218,604.69 is: 327,347.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,295.20 : 593,427.87 = 218,604.69 : x
  2. Step 2: Convert to fraction form
    396,295.20/593,427.87 = 218,604.69/x
  3. Step 3: Cross multiply
    396,295.20x = 593,427.87 × 218,604.69
  4. Step 4: Simplify right side
    396,295.20x = 129,726,115,558.71
  5. Step 5: Solve for x
    x = 129,726,115,558.71/396,295.20
  6. Step 6: Final answer
    x = 327,347.18

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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.