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Finding the Fourth Proportional to 577.81, 797.27 and 341.57

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Solution

The fourth proportional to 577.81, 797.27 and 341.57 is: 471.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    577.81 : 797.27 = 341.57 : x
  2. Step 2: Convert to fraction form
    577.81/797.27 = 341.57/x
  3. Step 3: Cross multiply
    577.81x = 797.27 × 341.57
  4. Step 4: Simplify right side
    577.81x = 272,320.28
  5. Step 5: Solve for x
    x = 272,320.28/577.81
  6. Step 6: Final answer
    x = 471.30

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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.