Home / 826,023.92-1,239,049.54-226,981.38

Finding the Fourth Proportional to 826,023.92, 1,239,049.54 and 226,981.38

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Solution

The fourth proportional to 826,023.92, 1,239,049.54 and 226,981.38 is: 340,475.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,023.92 : 1,239,049.54 = 226,981.38 : x
  2. Step 2: Convert to fraction form
    826,023.92/1,239,049.54 = 226,981.38/x
  3. Step 3: Cross multiply
    826,023.92x = 1,239,049.54 × 226,981.38
  4. Step 4: Simplify right side
    826,023.92x = 281,241,171,379.94
  5. Step 5: Solve for x
    x = 281,241,171,379.94/826,023.92
  6. Step 6: Final answer
    x = 340,475.82

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1.5x scale

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.