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Finding the Fourth Proportional to 220.34, 330.73 and 184.01

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Solution

The fourth proportional to 220.34, 330.73 and 184.01 is: 276.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    220.34 : 330.73 = 184.01 : x
  2. Step 2: Convert to fraction form
    220.34/330.73 = 184.01/x
  3. Step 3: Cross multiply
    220.34x = 330.73 × 184.01
  4. Step 4: Simplify right side
    220.34x = 60,857.58
  5. Step 5: Solve for x
    x = 60,857.58/220.34
  6. Step 6: Final answer
    x = 276.20

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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.