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Finding the Fourth Proportional to 1,114,831, 1,672,524.26 and 326,863

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Solution

The fourth proportional to 1,114,831, 1,672,524.26 and 326,863 is: 490,375.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,831 : 1,672,524.26 = 326,863 : x
  2. Step 2: Convert to fraction form
    1,114,831/1,672,524.26 = 326,863/x
  3. Step 3: Cross multiply
    1,114,831x = 1,672,524.26 × 326,863
  4. Step 4: Simplify right side
    1,114,831x = 546,686,297,196.38
  5. Step 5: Solve for x
    x = 546,686,297,196.38/1,114,831
  6. Step 6: Final answer
    x = 490,375.94

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.