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Finding the Fourth Proportional to 546.24, 818.88 and 204.16

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Solution

The fourth proportional to 546.24, 818.88 and 204.16 is: 306.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    546.24 : 818.88 = 204.16 : x
  2. Step 2: Convert to fraction form
    546.24/818.88 = 204.16/x
  3. Step 3: Cross multiply
    546.24x = 818.88 × 204.16
  4. Step 4: Simplify right side
    546.24x = 167,182.54
  5. Step 5: Solve for x
    x = 167,182.54/546.24
  6. Step 6: Final answer
    x = 306.06

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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.