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Finding the Fourth Proportional to 800,878.08, 1,200,072.96 and 504,768

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Solution

The fourth proportional to 800,878.08, 1,200,072.96 and 504,768 is: 756,367.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,878.08 : 1,200,072.96 = 504,768 : x
  2. Step 2: Convert to fraction form
    800,878.08/1,200,072.96 = 504,768/x
  3. Step 3: Cross multiply
    800,878.08x = 1,200,072.96 × 504,768
  4. Step 4: Simplify right side
    800,878.08x = 605,758,427,873.28
  5. Step 5: Solve for x
    x = 605,758,427,873.28/800,878.08
  6. Step 6: Final answer
    x = 756,367.85

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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.