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Finding the Fourth Proportional to 352.64, 527.92 and 236.64

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Solution

The fourth proportional to 352.64, 527.92 and 236.64 is: 354.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    352.64 : 527.92 = 236.64 : x
  2. Step 2: Convert to fraction form
    352.64/527.92 = 236.64/x
  3. Step 3: Cross multiply
    352.64x = 527.92 × 236.64
  4. Step 4: Simplify right side
    352.64x = 124,926.99
  5. Step 5: Solve for x
    x = 124,926.99/352.64
  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.