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Finding the Fourth Proportional to 335,936.20, 503,904.30 and 167,974.60

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Solution

The fourth proportional to 335,936.20, 503,904.30 and 167,974.60 is: 251,961.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,936.20 : 503,904.30 = 167,974.60 : x
  2. Step 2: Convert to fraction form
    335,936.20/503,904.30 = 167,974.60/x
  3. Step 3: Cross multiply
    335,936.20x = 503,904.30 × 167,974.60
  4. Step 4: Simplify right side
    335,936.20x = 84,643,123,230.78
  5. Step 5: Solve for x
    x = 84,643,123,230.78/335,936.20
  6. Step 6: Final answer
    x = 251,961.90

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Similar ratio
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1.5x scale

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.