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Finding the Fourth Proportional to 350.38, 523 and 325.62

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Solution

The fourth proportional to 350.38, 523 and 325.62 is: 486.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.38 : 523 = 325.62 : x
  2. Step 2: Convert to fraction form
    350.38/523 = 325.62/x
  3. Step 3: Cross multiply
    350.38x = 523 × 325.62
  4. Step 4: Simplify right side
    350.38x = 170,299.26
  5. Step 5: Solve for x
    x = 170,299.26/350.38
  6. Step 6: Final answer
    x = 486.04

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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.