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Finding the Fourth Proportional to 240.71, 330.01 and 236.33

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Solution

The fourth proportional to 240.71, 330.01 and 236.33 is: 324.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    240.71 : 330.01 = 236.33 : x
  2. Step 2: Convert to fraction form
    240.71/330.01 = 236.33/x
  3. Step 3: Cross multiply
    240.71x = 330.01 × 236.33
  4. Step 4: Simplify right side
    240.71x = 77,990.26
  5. Step 5: Solve for x
    x = 77,990.26/240.71
  6. Step 6: Final answer
    x = 324.01

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.