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Finding the Fourth Proportional to 412, 568.56 and 237.34

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Solution

The fourth proportional to 412, 568.56 and 237.34 is: 327.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    412 : 568.56 = 237.34 : x
  2. Step 2: Convert to fraction form
    412/568.56 = 237.34/x
  3. Step 3: Cross multiply
    412x = 568.56 × 237.34
  4. Step 4: Simplify right side
    412x = 134,942.03
  5. Step 5: Solve for x
    x = 134,942.03/412
  6. Step 6: Final answer
    x = 327.53

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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.