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Finding the Fourth Proportional to 468.67, 701.70 and 353.17

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Solution

The fourth proportional to 468.67, 701.70 and 353.17 is: 528.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    468.67 : 701.70 = 353.17 : x
  2. Step 2: Convert to fraction form
    468.67/701.70 = 353.17/x
  3. Step 3: Cross multiply
    468.67x = 701.70 × 353.17
  4. Step 4: Simplify right side
    468.67x = 247,819.39
  5. Step 5: Solve for x
    x = 247,819.39/468.67
  6. Step 6: Final answer
    x = 528.77

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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.