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Finding the Fourth Proportional to 348.88, 481.08 and 244.09

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Solution

The fourth proportional to 348.88, 481.08 and 244.09 is: 336.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    348.88 : 481.08 = 244.09 : x
  2. Step 2: Convert to fraction form
    348.88/481.08 = 244.09/x
  3. Step 3: Cross multiply
    348.88x = 481.08 × 244.09
  4. Step 4: Simplify right side
    348.88x = 117,426.82
  5. Step 5: Solve for x
    x = 117,426.82/348.88
  6. Step 6: Final answer
    x = 336.58

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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.