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Finding the Fourth Proportional to 568.37, 852.68 and 203.16

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Solution

The fourth proportional to 568.37, 852.68 and 203.16 is: 304.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    568.37 : 852.68 = 203.16 : x
  2. Step 2: Convert to fraction form
    568.37/852.68 = 203.16/x
  3. Step 3: Cross multiply
    568.37x = 852.68 × 203.16
  4. Step 4: Simplify right side
    568.37x = 173,229.45
  5. Step 5: Solve for x
    x = 173,229.45/568.37
  6. Step 6: Final answer
    x = 304.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.