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Finding the Fourth Proportional to 334.31, 501.57 and 160.93

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Solution

The fourth proportional to 334.31, 501.57 and 160.93 is: 241.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    334.31 : 501.57 = 160.93 : x
  2. Step 2: Convert to fraction form
    334.31/501.57 = 160.93/x
  3. Step 3: Cross multiply
    334.31x = 501.57 × 160.93
  4. Step 4: Simplify right side
    334.31x = 80,716.42
  5. Step 5: Solve for x
    x = 80,716.42/334.31
  6. Step 6: Final answer
    x = 241.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.