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Finding the Fourth Proportional to 338.00, 466.53 and 207.12

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Solution

The fourth proportional to 338.00, 466.53 and 207.12 is: 285.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    338.00 : 466.53 = 207.12 : x
  2. Step 2: Convert to fraction form
    338.00/466.53 = 207.12/x
  3. Step 3: Cross multiply
    338.00x = 466.53 × 207.12
  4. Step 4: Simplify right side
    338.00x = 96,627.69
  5. Step 5: Solve for x
    x = 96,627.69/338.00
  6. Step 6: Final answer
    x = 285.88

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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.