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Finding the Fourth Proportional to 350.38, 482.34 and 267.34

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Solution

The fourth proportional to 350.38, 482.34 and 267.34 is: 368.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.38 : 482.34 = 267.34 : x
  2. Step 2: Convert to fraction form
    350.38/482.34 = 267.34/x
  3. Step 3: Cross multiply
    350.38x = 482.34 × 267.34
  4. Step 4: Simplify right side
    350.38x = 128,948.78
  5. Step 5: Solve for x
    x = 128,948.78/350.38
  6. Step 6: Final answer
    x = 368.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.