Home / 1,263,260.38-1,743,303.97-690,300.64

Finding the Fourth Proportional to 1,263,260.38, 1,743,303.97 and 690,300.64

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Solution

The fourth proportional to 1,263,260.38, 1,743,303.97 and 690,300.64 is: 952,617.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,260.38 : 1,743,303.97 = 690,300.64 : x
  2. Step 2: Convert to fraction form
    1,263,260.38/1,743,303.97 = 690,300.64/x
  3. Step 3: Cross multiply
    1,263,260.38x = 1,743,303.97 × 690,300.64
  4. Step 4: Simplify right side
    1,263,260.38x = 1,203,403,846,205.54
  5. Step 5: Solve for x
    x = 1,203,403,846,205.54/1,263,260.38
  6. Step 6: Final answer
    x = 952,617.42

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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.