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Finding the Fourth Proportional to 350.12, 524.16 and 263.82

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Solution

The fourth proportional to 350.12, 524.16 and 263.82 is: 394.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.12 : 524.16 = 263.82 : x
  2. Step 2: Convert to fraction form
    350.12/524.16 = 263.82/x
  3. Step 3: Cross multiply
    350.12x = 524.16 × 263.82
  4. Step 4: Simplify right side
    350.12x = 138,281.27
  5. Step 5: Solve for x
    x = 138,281.27/350.12
  6. Step 6: Final answer
    x = 394.96

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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.