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Finding the Fourth Proportional to 244.28, 336.84 and 165.50

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Solution

The fourth proportional to 244.28, 336.84 and 165.50 is: 228.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.28 : 336.84 = 165.50 : x
  2. Step 2: Convert to fraction form
    244.28/336.84 = 165.50/x
  3. Step 3: Cross multiply
    244.28x = 336.84 × 165.50
  4. Step 4: Simplify right side
    244.28x = 55,747.02
  5. Step 5: Solve for x
    x = 55,747.02/244.28
  6. Step 6: Final answer
    x = 228.21

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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.