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Finding the Fourth Proportional to 300,943.44, 451,458.84 and 160,625.52

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Solution

The fourth proportional to 300,943.44, 451,458.84 and 160,625.52 is: 240,961.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,943.44 : 451,458.84 = 160,625.52 : x
  2. Step 2: Convert to fraction form
    300,943.44/451,458.84 = 160,625.52/x
  3. Step 3: Cross multiply
    300,943.44x = 451,458.84 × 160,625.52
  4. Step 4: Simplify right side
    300,943.44x = 72,515,810,933.60
  5. Step 5: Solve for x
    x = 72,515,810,933.60/300,943.44
  6. Step 6: Final answer
    x = 240,961.59

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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.