Home / 441,288.17-661,932.24-308,427.92

Finding the Fourth Proportional to 441,288.17, 661,932.24 and 308,427.92

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Solution

The fourth proportional to 441,288.17, 661,932.24 and 308,427.92 is: 462,641.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,288.17 : 661,932.24 = 308,427.92 : x
  2. Step 2: Convert to fraction form
    441,288.17/661,932.24 = 308,427.92/x
  3. Step 3: Cross multiply
    441,288.17x = 661,932.24 × 308,427.92
  4. Step 4: Simplify right side
    441,288.17x = 204,158,383,964.14
  5. Step 5: Solve for x
    x = 204,158,383,964.14/441,288.17
  6. Step 6: Final answer
    x = 462,641.87

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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.