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Finding the Fourth Proportional to 577.88, 797.42 and 341.96

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Solution

The fourth proportional to 577.88, 797.42 and 341.96 is: 471.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    577.88 : 797.42 = 341.96 : x
  2. Step 2: Convert to fraction form
    577.88/797.42 = 341.96/x
  3. Step 3: Cross multiply
    577.88x = 797.42 × 341.96
  4. Step 4: Simplify right side
    577.88x = 272,685.74
  5. Step 5: Solve for x
    x = 272,685.74/577.88
  6. Step 6: Final answer
    x = 471.87

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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.