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Finding the Fourth Proportional to 253.00, 350.73 and 239.14

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Solution

The fourth proportional to 253.00, 350.73 and 239.14 is: 331.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    253.00 : 350.73 = 239.14 : x
  2. Step 2: Convert to fraction form
    253.00/350.73 = 239.14/x
  3. Step 3: Cross multiply
    253.00x = 350.73 × 239.14
  4. Step 4: Simplify right side
    253.00x = 83,873.52
  5. Step 5: Solve for x
    x = 83,873.52/253.00
  6. Step 6: Final answer
    x = 331.52

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.