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Finding the Fourth Proportional to 364.86, 547.31 and 182.23

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Solution

The fourth proportional to 364.86, 547.31 and 182.23 is: 273.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    364.86 : 547.31 = 182.23 : x
  2. Step 2: Convert to fraction form
    364.86/547.31 = 182.23/x
  3. Step 3: Cross multiply
    364.86x = 547.31 × 182.23
  4. Step 4: Simplify right side
    364.86x = 99,735.39
  5. Step 5: Solve for x
    x = 99,735.39/364.86
  6. Step 6: Final answer
    x = 273.35

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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.