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Finding the Fourth Proportional to 366.43, 549.51 and 160.89

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Solution

The fourth proportional to 366.43, 549.51 and 160.89 is: 241.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.43 : 549.51 = 160.89 : x
  2. Step 2: Convert to fraction form
    366.43/549.51 = 160.89/x
  3. Step 3: Cross multiply
    366.43x = 549.51 × 160.89
  4. Step 4: Simplify right side
    366.43x = 88,409.86
  5. Step 5: Solve for x
    x = 88,409.86/366.43
  6. Step 6: Final answer
    x = 241.27

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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.