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Finding the Fourth Proportional to 244.37, 335.43 and 216.12

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Solution

The fourth proportional to 244.37, 335.43 and 216.12 is: 296.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.37 : 335.43 = 216.12 : x
  2. Step 2: Convert to fraction form
    244.37/335.43 = 216.12/x
  3. Step 3: Cross multiply
    244.37x = 335.43 × 216.12
  4. Step 4: Simplify right side
    244.37x = 72,493.13
  5. Step 5: Solve for x
    x = 72,493.13/244.37
  6. Step 6: Final answer
    x = 296.66

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.