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Finding the Fourth Proportional to 351.84, 527.42 and 236.33

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Solution

The fourth proportional to 351.84, 527.42 and 236.33 is: 354.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    351.84 : 527.42 = 236.33 : x
  2. Step 2: Convert to fraction form
    351.84/527.42 = 236.33/x
  3. Step 3: Cross multiply
    351.84x = 527.42 × 236.33
  4. Step 4: Simplify right side
    351.84x = 124,641.35
  5. Step 5: Solve for x
    x = 124,641.35/351.84
  6. Step 6: Final answer
    x = 354.26

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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.