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Finding the Fourth Proportional to 322.67, 444.98 and 204.62

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Solution

The fourth proportional to 322.67, 444.98 and 204.62 is: 282.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    322.67 : 444.98 = 204.62 : x
  2. Step 2: Convert to fraction form
    322.67/444.98 = 204.62/x
  3. Step 3: Cross multiply
    322.67x = 444.98 × 204.62
  4. Step 4: Simplify right side
    322.67x = 91,050.09
  5. Step 5: Solve for x
    x = 91,050.09/322.67
  6. Step 6: Final answer
    x = 282.17

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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.