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Finding the Fourth Proportional to 568.44, 853.02 and 325.44

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Solution

The fourth proportional to 568.44, 853.02 and 325.44 is: 488.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    568.44 : 853.02 = 325.44 : x
  2. Step 2: Convert to fraction form
    568.44/853.02 = 325.44/x
  3. Step 3: Cross multiply
    568.44x = 853.02 × 325.44
  4. Step 4: Simplify right side
    568.44x = 277,606.83
  5. Step 5: Solve for x
    x = 277,606.83/568.44
  6. Step 6: Final answer
    x = 488.37

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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.