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Finding the Fourth Proportional to 335,896.40, 503,546.52 and 136,364.24

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Solution

The fourth proportional to 335,896.40, 503,546.52 and 136,364.24 is: 204,425.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,896.40 : 503,546.52 = 136,364.24 : x
  2. Step 2: Convert to fraction form
    335,896.40/503,546.52 = 136,364.24/x
  3. Step 3: Cross multiply
    335,896.40x = 503,546.52 × 136,364.24
  4. Step 4: Simplify right side
    335,896.40x = 68,665,738,504.44
  5. Step 5: Solve for x
    x = 68,665,738,504.44/335,896.40
  6. Step 6: Final answer
    x = 204,425.35

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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.