Home / 798,471.68-1,198,166.99-443,455.97

Finding the Fourth Proportional to 798,471.68, 1,198,166.99 and 443,455.97

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Solution

The fourth proportional to 798,471.68, 1,198,166.99 and 443,455.97 is: 665,439.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,471.68 : 1,198,166.99 = 443,455.97 : x
  2. Step 2: Convert to fraction form
    798,471.68/1,198,166.99 = 443,455.97/x
  3. Step 3: Cross multiply
    798,471.68x = 1,198,166.99 × 443,455.97
  4. Step 4: Simplify right side
    798,471.68x = 531,334,296,564.32
  5. Step 5: Solve for x
    x = 531,334,296,564.32/798,471.68
  6. Step 6: Final answer
    x = 665,439.13

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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.