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Finding the Fourth Proportional to 239.01, 330.44 and 183.93

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Solution

The fourth proportional to 239.01, 330.44 and 183.93 is: 254.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    239.01 : 330.44 = 183.93 : x
  2. Step 2: Convert to fraction form
    239.01/330.44 = 183.93/x
  3. Step 3: Cross multiply
    239.01x = 330.44 × 183.93
  4. Step 4: Simplify right side
    239.01x = 60,775.26
  5. Step 5: Solve for x
    x = 60,775.26/239.01
  6. Step 6: Final answer
    x = 254.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.