Home / 441,130.32-661,761.12-204,496.92

Finding the Fourth Proportional to 441,130.32, 661,761.12 and 204,496.92

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Solution

The fourth proportional to 441,130.32, 661,761.12 and 204,496.92 is: 306,775.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,130.32 : 661,761.12 = 204,496.92 : x
  2. Step 2: Convert to fraction form
    441,130.32/661,761.12 = 204,496.92/x
  3. Step 3: Cross multiply
    441,130.32x = 661,761.12 × 204,496.92
  4. Step 4: Simplify right side
    441,130.32x = 135,328,110,815.75
  5. Step 5: Solve for x
    x = 135,328,110,815.75/441,130.32
  6. Step 6: Final answer
    x = 306,775.81

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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.