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Finding the Fourth Proportional to 352.68, 525.44 and 335.25

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Solution

The fourth proportional to 352.68, 525.44 and 335.25 is: 499.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    352.68 : 525.44 = 335.25 : x
  2. Step 2: Convert to fraction form
    352.68/525.44 = 335.25/x
  3. Step 3: Cross multiply
    352.68x = 525.44 × 335.25
  4. Step 4: Simplify right side
    352.68x = 176,155.57
  5. Step 5: Solve for x
    x = 176,155.57/352.68
  6. Step 6: Final answer
    x = 499.48

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.