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Finding the Fourth Proportional to 219.99, 330.04 and 184.17

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Solution

The fourth proportional to 219.99, 330.04 and 184.17 is: 276.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    219.99 : 330.04 = 184.17 : x
  2. Step 2: Convert to fraction form
    219.99/330.04 = 184.17/x
  3. Step 3: Cross multiply
    219.99x = 330.04 × 184.17
  4. Step 4: Simplify right side
    219.99x = 60,783.47
  5. Step 5: Solve for x
    x = 60,783.47/219.99
  6. Step 6: Final answer
    x = 276.30

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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.