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Finding the Fourth Proportional to 337.99, 466.19 and 206.77

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Solution

The fourth proportional to 337.99, 466.19 and 206.77 is: 285.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    337.99 : 466.19 = 206.77 : x
  2. Step 2: Convert to fraction form
    337.99/466.19 = 206.77/x
  3. Step 3: Cross multiply
    337.99x = 466.19 × 206.77
  4. Step 4: Simplify right side
    337.99x = 96,394.11
  5. Step 5: Solve for x
    x = 96,394.11/337.99
  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.