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Finding the Fourth Proportional to 322.01, 444.62 and 297.44

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Solution

The fourth proportional to 322.01, 444.62 and 297.44 is: 410.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    322.01 : 444.62 = 297.44 : x
  2. Step 2: Convert to fraction form
    322.01/444.62 = 297.44/x
  3. Step 3: Cross multiply
    322.01x = 444.62 × 297.44
  4. Step 4: Simplify right side
    322.01x = 132,246.29
  5. Step 5: Solve for x
    x = 132,246.29/322.01
  6. Step 6: Final answer
    x = 410.70

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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.