Home / 441,340.20-661,491.90-204,181.92

Finding the Fourth Proportional to 441,340.20, 661,491.90 and 204,181.92

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Solution

The fourth proportional to 441,340.20, 661,491.90 and 204,181.92 is: 306,033.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,340.20 : 661,491.90 = 204,181.92 : x
  2. Step 2: Convert to fraction form
    441,340.20/661,491.90 = 204,181.92/x
  3. Step 3: Cross multiply
    441,340.20x = 661,491.90 × 204,181.92
  4. Step 4: Simplify right side
    441,340.20x = 135,064,686,206.45
  5. Step 5: Solve for x
    x = 135,064,686,206.45/441,340.20
  6. Step 6: Final answer
    x = 306,033.05

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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.