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Finding the Fourth Proportional to 796,969, 1,099,819.02 and 434,396.80

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Solution

The fourth proportional to 796,969, 1,099,819.02 and 434,396.80 is: 599,468.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,969 : 1,099,819.02 = 434,396.80 : x
  2. Step 2: Convert to fraction form
    796,969/1,099,819.02 = 434,396.80/x
  3. Step 3: Cross multiply
    796,969x = 1,099,819.02 × 434,396.80
  4. Step 4: Simplify right side
    796,969x = 477,757,862,867.14
  5. Step 5: Solve for x
    x = 477,757,862,867.14/796,969
  6. Step 6: Final answer
    x = 599,468.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.