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Finding the Fourth Proportional to 335,801.82, 503,544.78 and 135,970.23

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Solution

The fourth proportional to 335,801.82, 503,544.78 and 135,970.23 is: 203,891.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,801.82 : 503,544.78 = 135,970.23 : x
  2. Step 2: Convert to fraction form
    335,801.82/503,544.78 = 135,970.23/x
  3. Step 3: Cross multiply
    335,801.82x = 503,544.78 × 135,970.23
  4. Step 4: Simplify right side
    335,801.82x = 68,467,099,551.90
  5. Step 5: Solve for x
    x = 68,467,099,551.90/335,801.82
  6. Step 6: Final answer
    x = 203,891.39

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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.