Home / 396,139.68-593,914.01-238,331.16

Finding the Fourth Proportional to 396,139.68, 593,914.01 and 238,331.16

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Solution

The fourth proportional to 396,139.68, 593,914.01 and 238,331.16 is: 357,318.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,139.68 : 593,914.01 = 238,331.16 : x
  2. Step 2: Convert to fraction form
    396,139.68/593,914.01 = 238,331.16/x
  3. Step 3: Cross multiply
    396,139.68x = 593,914.01 × 238,331.16
  4. Step 4: Simplify right side
    396,139.68x = 141,548,213,751.90
  5. Step 5: Solve for x
    x = 141,548,213,751.90/396,139.68
  6. Step 6: Final answer
    x = 357,318.95

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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.