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Finding the Fourth Proportional to 435.82, 601.44 and 239.33

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Solution

The fourth proportional to 435.82, 601.44 and 239.33 is: 330.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    435.82 : 601.44 = 239.33 : x
  2. Step 2: Convert to fraction form
    435.82/601.44 = 239.33/x
  3. Step 3: Cross multiply
    435.82x = 601.44 × 239.33
  4. Step 4: Simplify right side
    435.82x = 143,938.43
  5. Step 5: Solve for x
    x = 143,938.43/435.82
  6. Step 6: Final answer
    x = 330.27

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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.