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Finding the Fourth Proportional to 568.86, 851.01 and 492.67

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Solution

The fourth proportional to 568.86, 851.01 and 492.67 is: 737.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    568.86 : 851.01 = 492.67 : x
  2. Step 2: Convert to fraction form
    568.86/851.01 = 492.67/x
  3. Step 3: Cross multiply
    568.86x = 851.01 × 492.67
  4. Step 4: Simplify right side
    568.86x = 419,261.53
  5. Step 5: Solve for x
    x = 419,261.53/568.86
  6. Step 6: Final answer
    x = 737.03

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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.