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Finding the Fourth Proportional to 244.50, 336.94 and 205.17

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Solution

The fourth proportional to 244.50, 336.94 and 205.17 is: 282.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.50 : 336.94 = 205.17 : x
  2. Step 2: Convert to fraction form
    244.50/336.94 = 205.17/x
  3. Step 3: Cross multiply
    244.50x = 336.94 × 205.17
  4. Step 4: Simplify right side
    244.50x = 69,129.98
  5. Step 5: Solve for x
    x = 69,129.98/244.50
  6. Step 6: Final answer
    x = 282.74

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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.