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Finding the Fourth Proportional to 968.19, 1,452.28 and 352.03

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Solution

The fourth proportional to 968.19, 1,452.28 and 352.03 is: 528.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    968.19 : 1,452.28 = 352.03 : x
  2. Step 2: Convert to fraction form
    968.19/1,452.28 = 352.03/x
  3. Step 3: Cross multiply
    968.19x = 1,452.28 × 352.03
  4. Step 4: Simplify right side
    968.19x = 511,244.37
  5. Step 5: Solve for x
    x = 511,244.37/968.19
  6. Step 6: Final answer
    x = 528.04

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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.