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Finding the Fourth Proportional to 224.84, 335.44 and 214.52

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Solution

The fourth proportional to 224.84, 335.44 and 214.52 is: 320.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    224.84 : 335.44 = 214.52 : x
  2. Step 2: Convert to fraction form
    224.84/335.44 = 214.52/x
  3. Step 3: Cross multiply
    224.84x = 335.44 × 214.52
  4. Step 4: Simplify right side
    224.84x = 71,958.59
  5. Step 5: Solve for x
    x = 71,958.59/224.84
  6. Step 6: Final answer
    x = 320.04

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.