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Finding the Fourth Proportional to 244.16, 336.74 and 213.04

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Solution

The fourth proportional to 244.16, 336.74 and 213.04 is: 293.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.16 : 336.74 = 213.04 : x
  2. Step 2: Convert to fraction form
    244.16/336.74 = 213.04/x
  3. Step 3: Cross multiply
    244.16x = 336.74 × 213.04
  4. Step 4: Simplify right side
    244.16x = 71,739.09
  5. Step 5: Solve for x
    x = 71,739.09/244.16
  6. Step 6: Final answer
    x = 293.82

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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.