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Finding the Fourth Proportional to 365.51, 547.74 and 182.64

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Solution

The fourth proportional to 365.51, 547.74 and 182.64 is: 273.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    365.51 : 547.74 = 182.64 : x
  2. Step 2: Convert to fraction form
    365.51/547.74 = 182.64/x
  3. Step 3: Cross multiply
    365.51x = 547.74 × 182.64
  4. Step 4: Simplify right side
    365.51x = 100,039.23
  5. Step 5: Solve for x
    x = 100,039.23/365.51
  6. Step 6: Final answer
    x = 273.70

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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.