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Finding the Fourth Proportional to 322.60, 444.98 and 184.60

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Solution

The fourth proportional to 322.60, 444.98 and 184.60 is: 254.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    322.60 : 444.98 = 184.60 : x
  2. Step 2: Convert to fraction form
    322.60/444.98 = 184.60/x
  3. Step 3: Cross multiply
    322.60x = 444.98 × 184.60
  4. Step 4: Simplify right side
    322.60x = 82,143.31
  5. Step 5: Solve for x
    x = 82,143.31/322.60
  6. Step 6: Final answer
    x = 254.63

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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.