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Finding the Fourth Proportional to 303,267.44, 455,208.60 and 273,482.48

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Solution

The fourth proportional to 303,267.44, 455,208.60 and 273,482.48 is: 410,500.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,267.44 : 455,208.60 = 273,482.48 : x
  2. Step 2: Convert to fraction form
    303,267.44/455,208.60 = 273,482.48/x
  3. Step 3: Cross multiply
    303,267.44x = 455,208.60 × 273,482.48
  4. Step 4: Simplify right side
    303,267.44x = 124,491,576,845.33
  5. Step 5: Solve for x
    x = 124,491,576,845.33/303,267.44
  6. Step 6: Final answer
    x = 410,500.97

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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.