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Finding the Fourth Proportional to 568.98, 853.74 and 337.92

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Solution

The fourth proportional to 568.98, 853.74 and 337.92 is: 507.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    568.98 : 853.74 = 337.92 : x
  2. Step 2: Convert to fraction form
    568.98/853.74 = 337.92/x
  3. Step 3: Cross multiply
    568.98x = 853.74 × 337.92
  4. Step 4: Simplify right side
    568.98x = 288,495.82
  5. Step 5: Solve for x
    x = 288,495.82/568.98
  6. Step 6: Final answer
    x = 507.04

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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.