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Finding the Fourth Proportional to 249.36, 373.53 and 203.25

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Solution

The fourth proportional to 249.36, 373.53 and 203.25 is: 304.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    249.36 : 373.53 = 203.25 : x
  2. Step 2: Convert to fraction form
    249.36/373.53 = 203.25/x
  3. Step 3: Cross multiply
    249.36x = 373.53 × 203.25
  4. Step 4: Simplify right side
    249.36x = 75,919.97
  5. Step 5: Solve for x
    x = 75,919.97/249.36
  6. Step 6: Final answer
    x = 304.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.