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Finding the Fourth Proportional to 333.96, 500.73 and 218.27

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Solution

The fourth proportional to 333.96, 500.73 and 218.27 is: 327.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.96 : 500.73 = 218.27 : x
  2. Step 2: Convert to fraction form
    333.96/500.73 = 218.27/x
  3. Step 3: Cross multiply
    333.96x = 500.73 × 218.27
  4. Step 4: Simplify right side
    333.96x = 109,291.83
  5. Step 5: Solve for x
    x = 109,291.83/333.96
  6. Step 6: Final answer
    x = 327.26

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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.