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Finding the Fourth Proportional to 574.14, 792.36 and 341.31

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Solution

The fourth proportional to 574.14, 792.36 and 341.31 is: 471.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    574.14 : 792.36 = 341.31 : x
  2. Step 2: Convert to fraction form
    574.14/792.36 = 341.31/x
  3. Step 3: Cross multiply
    574.14x = 792.36 × 341.31
  4. Step 4: Simplify right side
    574.14x = 270,440.39
  5. Step 5: Solve for x
    x = 270,440.39/574.14
  6. Step 6: Final answer
    x = 471.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.