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Finding the Fourth Proportional to 408,301.77, 563,488.01 and 244,964.43

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Solution

The fourth proportional to 408,301.77, 563,488.01 and 244,964.43 is: 338,069.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,301.77 : 563,488.01 = 244,964.43 : x
  2. Step 2: Convert to fraction form
    408,301.77/563,488.01 = 244,964.43/x
  3. Step 3: Cross multiply
    408,301.77x = 563,488.01 × 244,964.43
  4. Step 4: Simplify right side
    408,301.77x = 138,034,519,181.48
  5. Step 5: Solve for x
    x = 138,034,519,181.48/408,301.77
  6. Step 6: Final answer
    x = 338,069.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.