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Finding the Fourth Proportional to 352.32, 528.12 and 244.08

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Solution

The fourth proportional to 352.32, 528.12 and 244.08 is: 365.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    352.32 : 528.12 = 244.08 : x
  2. Step 2: Convert to fraction form
    352.32/528.12 = 244.08/x
  3. Step 3: Cross multiply
    352.32x = 528.12 × 244.08
  4. Step 4: Simplify right side
    352.32x = 128,903.53
  5. Step 5: Solve for x
    x = 128,903.53/352.32
  6. Step 6: Final answer
    x = 365.87

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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.