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Finding the Fourth Proportional to 575.25, 793.83 and 351.11

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Solution

The fourth proportional to 575.25, 793.83 and 351.11 is: 484.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    575.25 : 793.83 = 351.11 : x
  2. Step 2: Convert to fraction form
    575.25/793.83 = 351.11/x
  3. Step 3: Cross multiply
    575.25x = 793.83 × 351.11
  4. Step 4: Simplify right side
    575.25x = 278,717.68
  5. Step 5: Solve for x
    x = 278,717.68/575.25
  6. Step 6: Final answer
    x = 484.52

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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.