Home / 798,432.78-1,198,274.85-556,976.13

Finding the Fourth Proportional to 798,432.78, 1,198,274.85 and 556,976.13

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Solution

The fourth proportional to 798,432.78, 1,198,274.85 and 556,976.13 is: 835,900.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,432.78 : 1,198,274.85 = 556,976.13 : x
  2. Step 2: Convert to fraction form
    798,432.78/1,198,274.85 = 556,976.13/x
  3. Step 3: Cross multiply
    798,432.78x = 1,198,274.85 × 556,976.13
  4. Step 4: Simplify right side
    798,432.78x = 667,410,488,629.33
  5. Step 5: Solve for x
    x = 667,410,488,629.33/798,432.78
  6. Step 6: Final answer
    x = 835,900.66

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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.