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Finding the Fourth Proportional to 367.03, 505.74 and 250.39

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Solution

The fourth proportional to 367.03, 505.74 and 250.39 is: 345.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.03 : 505.74 = 250.39 : x
  2. Step 2: Convert to fraction form
    367.03/505.74 = 250.39/x
  3. Step 3: Cross multiply
    367.03x = 505.74 × 250.39
  4. Step 4: Simplify right side
    367.03x = 126,632.24
  5. Step 5: Solve for x
    x = 126,632.24/367.03
  6. Step 6: Final answer
    x = 345.02

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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.