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Finding the Fourth Proportional to 367.00, 506.66 and 282.29

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Solution

The fourth proportional to 367.00, 506.66 and 282.29 is: 389.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.00 : 506.66 = 282.29 : x
  2. Step 2: Convert to fraction form
    367.00/506.66 = 282.29/x
  3. Step 3: Cross multiply
    367.00x = 506.66 × 282.29
  4. Step 4: Simplify right side
    367.00x = 143,023.64
  5. Step 5: Solve for x
    x = 143,023.64/367.00
  6. Step 6: Final answer
    x = 389.72

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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.