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Finding the Fourth Proportional to 367.96, 508.08 and 250.18

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Solution

The fourth proportional to 367.96, 508.08 and 250.18 is: 345.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.96 : 508.08 = 250.18 : x
  2. Step 2: Convert to fraction form
    367.96/508.08 = 250.18/x
  3. Step 3: Cross multiply
    367.96x = 508.08 × 250.18
  4. Step 4: Simplify right side
    367.96x = 127,109.18
  5. Step 5: Solve for x
    x = 127,109.18/367.96
  6. Step 6: Final answer
    x = 345.45

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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.