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Finding the Fourth Proportional to 352.68, 529.50 and 224.52

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Solution

The fourth proportional to 352.68, 529.50 and 224.52 is: 337.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    352.68 : 529.50 = 224.52 : x
  2. Step 2: Convert to fraction form
    352.68/529.50 = 224.52/x
  3. Step 3: Cross multiply
    352.68x = 529.50 × 224.52
  4. Step 4: Simplify right side
    352.68x = 118,883.34
  5. Step 5: Solve for x
    x = 118,883.34/352.68
  6. Step 6: Final answer
    x = 337.09

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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.