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Finding the Fourth Proportional to 352.18, 525.51 and 350.15

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Solution

The fourth proportional to 352.18, 525.51 and 350.15 is: 522.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    352.18 : 525.51 = 350.15 : x
  2. Step 2: Convert to fraction form
    352.18/525.51 = 350.15/x
  3. Step 3: Cross multiply
    352.18x = 525.51 × 350.15
  4. Step 4: Simplify right side
    352.18x = 184,007.33
  5. Step 5: Solve for x
    x = 184,007.33/352.18
  6. Step 6: Final answer
    x = 522.48

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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.