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Finding the Fourth Proportional to 568.82, 853.62 and 352.52

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Solution

The fourth proportional to 568.82, 853.62 and 352.52 is: 529.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    568.82 : 853.62 = 352.52 : x
  2. Step 2: Convert to fraction form
    568.82/853.62 = 352.52/x
  3. Step 3: Cross multiply
    568.82x = 853.62 × 352.52
  4. Step 4: Simplify right side
    568.82x = 300,918.12
  5. Step 5: Solve for x
    x = 300,918.12/568.82
  6. Step 6: Final answer
    x = 529.02

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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.