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Finding the Fourth Proportional to 267.36, 402.99 and 244.32

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Solution

The fourth proportional to 267.36, 402.99 and 244.32 is: 368.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    267.36 : 402.99 = 244.32 : x
  2. Step 2: Convert to fraction form
    267.36/402.99 = 244.32/x
  3. Step 3: Cross multiply
    267.36x = 402.99 × 244.32
  4. Step 4: Simplify right side
    267.36x = 98,458.52
  5. Step 5: Solve for x
    x = 98,458.52/267.36
  6. Step 6: Final answer
    x = 368.26

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.