Home / 846,375.45-1,269,558.87-299,673.44

Finding the Fourth Proportional to 846,375.45, 1,269,558.87 and 299,673.44

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Solution

The fourth proportional to 846,375.45, 1,269,558.87 and 299,673.44 is: 449,508.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,375.45 : 1,269,558.87 = 299,673.44 : x
  2. Step 2: Convert to fraction form
    846,375.45/1,269,558.87 = 299,673.44/x
  3. Step 3: Cross multiply
    846,375.45x = 1,269,558.87 × 299,673.44
  4. Step 4: Simplify right side
    846,375.45x = 380,453,067,507.62
  5. Step 5: Solve for x
    x = 380,453,067,507.62/846,375.45
  6. Step 6: Final answer
    x = 449,508.63

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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.