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Finding the Fourth Proportional to 335,961.70, 503,251.35 and 169,843.30

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Solution

The fourth proportional to 335,961.70, 503,251.35 and 169,843.30 is: 254,415.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,961.70 : 503,251.35 = 169,843.30 : x
  2. Step 2: Convert to fraction form
    335,961.70/503,251.35 = 169,843.30/x
  3. Step 3: Cross multiply
    335,961.70x = 503,251.35 × 169,843.30
  4. Step 4: Simplify right side
    335,961.70x = 85,473,870,013.46
  5. Step 5: Solve for x
    x = 85,473,870,013.46/335,961.70
  6. Step 6: Final answer
    x = 254,415.52

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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.