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Finding the Fourth Proportional to 337.62, 465.93 and 206.66

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Solution

The fourth proportional to 337.62, 465.93 and 206.66 is: 285.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    337.62 : 465.93 = 206.66 : x
  2. Step 2: Convert to fraction form
    337.62/465.93 = 206.66/x
  3. Step 3: Cross multiply
    337.62x = 465.93 × 206.66
  4. Step 4: Simplify right side
    337.62x = 96,289.09
  5. Step 5: Solve for x
    x = 96,289.09/337.62
  6. Step 6: Final answer
    x = 285.20

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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.