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Finding the Fourth Proportional to 564.73, 846.89 and 194.43

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Solution

The fourth proportional to 564.73, 846.89 and 194.43 is: 291.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    564.73 : 846.89 = 194.43 : x
  2. Step 2: Convert to fraction form
    564.73/846.89 = 194.43/x
  3. Step 3: Cross multiply
    564.73x = 846.89 × 194.43
  4. Step 4: Simplify right side
    564.73x = 164,659.85
  5. Step 5: Solve for x
    x = 164,659.85/564.73
  6. Step 6: Final answer
    x = 291.57

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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.