Home / 396,081.01-593,815.33-129,675.25

Finding the Fourth Proportional to 396,081.01, 593,815.33 and 129,675.25

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Solution

The fourth proportional to 396,081.01, 593,815.33 and 129,675.25 is: 194,412.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,081.01 : 593,815.33 = 129,675.25 : x
  2. Step 2: Convert to fraction form
    396,081.01/593,815.33 = 129,675.25/x
  3. Step 3: Cross multiply
    396,081.01x = 593,815.33 × 129,675.25
  4. Step 4: Simplify right side
    396,081.01x = 77,003,151,371.58
  5. Step 5: Solve for x
    x = 77,003,151,371.58/396,081.01
  6. Step 6: Final answer
    x = 194,412.63

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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.