Home / 943,022.43-1,413,680.79-343,843.48

Finding the Fourth Proportional to 943,022.43, 1,413,680.79 and 343,843.48

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Solution

The fourth proportional to 943,022.43, 1,413,680.79 and 343,843.48 is: 515,454.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,022.43 : 1,413,680.79 = 343,843.48 : x
  2. Step 2: Convert to fraction form
    943,022.43/1,413,680.79 = 343,843.48/x
  3. Step 3: Cross multiply
    943,022.43x = 1,413,680.79 × 343,843.48
  4. Step 4: Simplify right side
    943,022.43x = 486,084,922,442.75
  5. Step 5: Solve for x
    x = 486,084,922,442.75/943,022.43
  6. Step 6: Final answer
    x = 515,454.25

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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.