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Finding the Fourth Proportional to 568.32, 849.92 and 336.56

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Solution

The fourth proportional to 568.32, 849.92 and 336.56 is: 503.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    568.32 : 849.92 = 336.56 : x
  2. Step 2: Convert to fraction form
    568.32/849.92 = 336.56/x
  3. Step 3: Cross multiply
    568.32x = 849.92 × 336.56
  4. Step 4: Simplify right side
    568.32x = 286,049.08
  5. Step 5: Solve for x
    x = 286,049.08/568.32
  6. Step 6: Final answer
    x = 503.32

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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.