Home / 796,897.20-1,099,757.07-448,147.38

Finding the Fourth Proportional to 796,897.20, 1,099,757.07 and 448,147.38

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Solution

The fourth proportional to 796,897.20, 1,099,757.07 and 448,147.38 is: 618,465.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,897.20 : 1,099,757.07 = 448,147.38 : x
  2. Step 2: Convert to fraction form
    796,897.20/1,099,757.07 = 448,147.38/x
  3. Step 3: Cross multiply
    796,897.20x = 1,099,757.07 × 448,147.38
  4. Step 4: Simplify right side
    796,897.20x = 492,853,249,556.98
  5. Step 5: Solve for x
    x = 492,853,249,556.98/796,897.20
  6. Step 6: Final answer
    x = 618,465.28

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1.5x scale

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.