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Finding the Fourth Proportional to 300,184.58, 450,297.39 and 100,496.90

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Solution

The fourth proportional to 300,184.58, 450,297.39 and 100,496.90 is: 150,752.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,184.58 : 450,297.39 = 100,496.90 : x
  2. Step 2: Convert to fraction form
    300,184.58/450,297.39 = 100,496.90/x
  3. Step 3: Cross multiply
    300,184.58x = 450,297.39 × 100,496.90
  4. Step 4: Simplify right side
    300,184.58x = 45,253,491,773.09
  5. Step 5: Solve for x
    x = 45,253,491,773.09/300,184.58
  6. Step 6: Final answer
    x = 150,752.22

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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.