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Finding the Fourth Proportional to 237.93, 327.71 and 206.84

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Solution

The fourth proportional to 237.93, 327.71 and 206.84 is: 284.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.93 : 327.71 = 206.84 : x
  2. Step 2: Convert to fraction form
    237.93/327.71 = 206.84/x
  3. Step 3: Cross multiply
    237.93x = 327.71 × 206.84
  4. Step 4: Simplify right side
    237.93x = 67,783.54
  5. Step 5: Solve for x
    x = 67,783.54/237.93
  6. Step 6: Final answer
    x = 284.89

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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.