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Finding the Fourth Proportional to 350.92, 526.58 and 235.43

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Solution

The fourth proportional to 350.92, 526.58 and 235.43 is: 353.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.92 : 526.58 = 235.43 : x
  2. Step 2: Convert to fraction form
    350.92/526.58 = 235.43/x
  3. Step 3: Cross multiply
    350.92x = 526.58 × 235.43
  4. Step 4: Simplify right side
    350.92x = 123,972.73
  5. Step 5: Solve for x
    x = 123,972.73/350.92
  6. Step 6: Final answer
    x = 353.28

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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.