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Finding the Fourth Proportional to 337.86, 466.16 and 206.82

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Solution

The fourth proportional to 337.86, 466.16 and 206.82 is: 285.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    337.86 : 466.16 = 206.82 : x
  2. Step 2: Convert to fraction form
    337.86/466.16 = 206.82/x
  3. Step 3: Cross multiply
    337.86x = 466.16 × 206.82
  4. Step 4: Simplify right side
    337.86x = 96,410.18
  5. Step 5: Solve for x
    x = 96,410.18/337.86
  6. Step 6: Final answer
    x = 285.36

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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.