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Finding the Fourth Proportional to 337.66, 465.93 and 213.27

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Solution

The fourth proportional to 337.66, 465.93 and 213.27 is: 294.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    337.66 : 465.93 = 213.27 : x
  2. Step 2: Convert to fraction form
    337.66/465.93 = 213.27/x
  3. Step 3: Cross multiply
    337.66x = 465.93 × 213.27
  4. Step 4: Simplify right side
    337.66x = 99,369.86
  5. Step 5: Solve for x
    x = 99,369.86/337.66
  6. Step 6: Final answer
    x = 294.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.