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Finding the Fourth Proportional to 568.14, 850.83 and 323.93

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Solution

The fourth proportional to 568.14, 850.83 and 323.93 is: 485.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    568.14 : 850.83 = 323.93 : x
  2. Step 2: Convert to fraction form
    568.14/850.83 = 323.93/x
  3. Step 3: Cross multiply
    568.14x = 850.83 × 323.93
  4. Step 4: Simplify right side
    568.14x = 275,609.36
  5. Step 5: Solve for x
    x = 275,609.36/568.14
  6. Step 6: Final answer
    x = 485.11

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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.