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Finding the Fourth Proportional to 346.44, 518.36 and 250.04

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Solution

The fourth proportional to 346.44, 518.36 and 250.04 is: 374.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    346.44 : 518.36 = 250.04 : x
  2. Step 2: Convert to fraction form
    346.44/518.36 = 250.04/x
  3. Step 3: Cross multiply
    346.44x = 518.36 × 250.04
  4. Step 4: Simplify right side
    346.44x = 129,610.73
  5. Step 5: Solve for x
    x = 129,610.73/346.44
  6. Step 6: Final answer
    x = 374.12

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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.