Home / 396,790.14-595,215.61-112,475.92

Finding the Fourth Proportional to 396,790.14, 595,215.61 and 112,475.92

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Solution

The fourth proportional to 396,790.14, 595,215.61 and 112,475.92 is: 168,722.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,790.14 : 595,215.61 = 112,475.92 : x
  2. Step 2: Convert to fraction form
    396,790.14/595,215.61 = 112,475.92/x
  3. Step 3: Cross multiply
    396,790.14x = 595,215.61 × 112,475.92
  4. Step 4: Simplify right side
    396,790.14x = 66,947,423,333.11
  5. Step 5: Solve for x
    x = 66,947,423,333.11/396,790.14
  6. Step 6: Final answer
    x = 168,722.50

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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.