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Finding the Fourth Proportional to 363,072.50, 501,037.26 and 199,725.48

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Solution

The fourth proportional to 363,072.50, 501,037.26 and 199,725.48 is: 275,619.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,072.50 : 501,037.26 = 199,725.48 : x
  2. Step 2: Convert to fraction form
    363,072.50/501,037.26 = 199,725.48/x
  3. Step 3: Cross multiply
    363,072.50x = 501,037.26 × 199,725.48
  4. Step 4: Simplify right side
    363,072.50x = 100,069,907,251.39
  5. Step 5: Solve for x
    x = 100,069,907,251.39/363,072.50
  6. Step 6: Final answer
    x = 275,619.63

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1.5x scale

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.