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Finding the Fourth Proportional to 574.19, 792.56 and 367.19

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Solution

The fourth proportional to 574.19, 792.56 and 367.19 is: 506.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    574.19 : 792.56 = 367.19 : x
  2. Step 2: Convert to fraction form
    574.19/792.56 = 367.19/x
  3. Step 3: Cross multiply
    574.19x = 792.56 × 367.19
  4. Step 4: Simplify right side
    574.19x = 291,020.11
  5. Step 5: Solve for x
    x = 291,020.11/574.19
  6. Step 6: Final answer
    x = 506.84

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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.