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Finding the Fourth Proportional to 244.52, 336.48 and 208.88

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Solution

The fourth proportional to 244.52, 336.48 and 208.88 is: 287.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.52 : 336.48 = 208.88 : x
  2. Step 2: Convert to fraction form
    244.52/336.48 = 208.88/x
  3. Step 3: Cross multiply
    244.52x = 336.48 × 208.88
  4. Step 4: Simplify right side
    244.52x = 70,283.94
  5. Step 5: Solve for x
    x = 70,283.94/244.52
  6. Step 6: Final answer
    x = 287.44

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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.