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Finding the Fourth Proportional to 252.63, 347.40 and 244.95

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Solution

The fourth proportional to 252.63, 347.40 and 244.95 is: 336.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    252.63 : 347.40 = 244.95 : x
  2. Step 2: Convert to fraction form
    252.63/347.40 = 244.95/x
  3. Step 3: Cross multiply
    252.63x = 347.40 × 244.95
  4. Step 4: Simplify right side
    252.63x = 85,095.63
  5. Step 5: Solve for x
    x = 85,095.63/252.63
  6. Step 6: Final answer
    x = 336.84

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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.