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Finding the Fourth Proportional to 244.51, 337.31 and 216.53

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Solution

The fourth proportional to 244.51, 337.31 and 216.53 is: 298.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.51 : 337.31 = 216.53 : x
  2. Step 2: Convert to fraction form
    244.51/337.31 = 216.53/x
  3. Step 3: Cross multiply
    244.51x = 337.31 × 216.53
  4. Step 4: Simplify right side
    244.51x = 73,035.89
  5. Step 5: Solve for x
    x = 73,035.89/244.51
  6. Step 6: Final answer
    x = 298.71

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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.