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Finding the Fourth Proportional to 363.62, 546.09 and 348.94

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Solution

The fourth proportional to 363.62, 546.09 and 348.94 is: 524.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    363.62 : 546.09 = 348.94 : x
  2. Step 2: Convert to fraction form
    363.62/546.09 = 348.94/x
  3. Step 3: Cross multiply
    363.62x = 546.09 × 348.94
  4. Step 4: Simplify right side
    363.62x = 190,548.17
  5. Step 5: Solve for x
    x = 190,548.17/363.62
  6. Step 6: Final answer
    x = 524.04

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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.