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Finding the Fourth Proportional to 577.19, 796.43 and 341.15

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Solution

The fourth proportional to 577.19, 796.43 and 341.15 is: 470.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    577.19 : 796.43 = 341.15 : x
  2. Step 2: Convert to fraction form
    577.19/796.43 = 341.15/x
  3. Step 3: Cross multiply
    577.19x = 796.43 × 341.15
  4. Step 4: Simplify right side
    577.19x = 271,698.97
  5. Step 5: Solve for x
    x = 271,698.97/577.19
  6. Step 6: Final answer
    x = 470.73

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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.