Home / 396,111.52-594,226.14-143,410.96

Finding the Fourth Proportional to 396,111.52, 594,226.14 and 143,410.96

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Solution

The fourth proportional to 396,111.52, 594,226.14 and 143,410.96 is: 215,137.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,111.52 : 594,226.14 = 143,410.96 : x
  2. Step 2: Convert to fraction form
    396,111.52/594,226.14 = 143,410.96/x
  3. Step 3: Cross multiply
    396,111.52x = 594,226.14 × 143,410.96
  4. Step 4: Simplify right side
    396,111.52x = 85,218,541,194.49
  5. Step 5: Solve for x
    x = 85,218,541,194.49/396,111.52
  6. Step 6: Final answer
    x = 215,137.75

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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.