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Finding the Fourth Proportional to 447.14, 673.19 and 350.16

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Solution

The fourth proportional to 447.14, 673.19 and 350.16 is: 527.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    447.14 : 673.19 = 350.16 : x
  2. Step 2: Convert to fraction form
    447.14/673.19 = 350.16/x
  3. Step 3: Cross multiply
    447.14x = 673.19 × 350.16
  4. Step 4: Simplify right side
    447.14x = 235,724.21
  5. Step 5: Solve for x
    x = 235,724.21/447.14
  6. Step 6: Final answer
    x = 527.18

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.