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Finding the Fourth Proportional to 365.92, 548.88 and 183.64

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Solution

The fourth proportional to 365.92, 548.88 and 183.64 is: 275.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    365.92 : 548.88 = 183.64 : x
  2. Step 2: Convert to fraction form
    365.92/548.88 = 183.64/x
  3. Step 3: Cross multiply
    365.92x = 548.88 × 183.64
  4. Step 4: Simplify right side
    365.92x = 100,796.32
  5. Step 5: Solve for x
    x = 100,796.32/365.92
  6. Step 6: Final answer
    x = 275.46

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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.