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Finding the Fourth Proportional to 255.32, 382.52 and 183.04

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Solution

The fourth proportional to 255.32, 382.52 and 183.04 is: 274.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    255.32 : 382.52 = 183.04 : x
  2. Step 2: Convert to fraction form
    255.32/382.52 = 183.04/x
  3. Step 3: Cross multiply
    255.32x = 382.52 × 183.04
  4. Step 4: Simplify right side
    255.32x = 70,016.46
  5. Step 5: Solve for x
    x = 70,016.46/255.32
  6. Step 6: Final answer
    x = 274.23

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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.