Home / 665,743.32-998,516.50-244,920.76

Finding the Fourth Proportional to 665,743.32, 998,516.50 and 244,920.76

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Solution

The fourth proportional to 665,743.32, 998,516.50 and 244,920.76 is: 367,344.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,743.32 : 998,516.50 = 244,920.76 : x
  2. Step 2: Convert to fraction form
    665,743.32/998,516.50 = 244,920.76/x
  3. Step 3: Cross multiply
    665,743.32x = 998,516.50 × 244,920.76
  4. Step 4: Simplify right side
    665,743.32x = 244,557,420,052.54
  5. Step 5: Solve for x
    x = 244,557,420,052.54/665,743.32
  6. Step 6: Final answer
    x = 367,344.91

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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.