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Finding the Fourth Proportional to 329.94, 455.34 and 182.60

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Solution

The fourth proportional to 329.94, 455.34 and 182.60 is: 252.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    329.94 : 455.34 = 182.60 : x
  2. Step 2: Convert to fraction form
    329.94/455.34 = 182.60/x
  3. Step 3: Cross multiply
    329.94x = 455.34 × 182.60
  4. Step 4: Simplify right side
    329.94x = 83,145.08
  5. Step 5: Solve for x
    x = 83,145.08/329.94
  6. Step 6: Final answer
    x = 252.00

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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.