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Finding the Fourth Proportional to 797.33, 1,195.21 and 335.24

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Solution

The fourth proportional to 797.33, 1,195.21 and 335.24 is: 502.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    797.33 : 1,195.21 = 335.24 : x
  2. Step 2: Convert to fraction form
    797.33/1,195.21 = 335.24/x
  3. Step 3: Cross multiply
    797.33x = 1,195.21 × 335.24
  4. Step 4: Simplify right side
    797.33x = 400,682.20
  5. Step 5: Solve for x
    x = 400,682.20/797.33
  6. Step 6: Final answer
    x = 502.53

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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.