Home / 793,979.62-1,190,844.36-659,904.55

Finding the Fourth Proportional to 793,979.62, 1,190,844.36 and 659,904.55

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Solution

The fourth proportional to 793,979.62, 1,190,844.36 and 659,904.55 is: 989,752.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,979.62 : 1,190,844.36 = 659,904.55 : x
  2. Step 2: Convert to fraction form
    793,979.62/1,190,844.36 = 659,904.55/x
  3. Step 3: Cross multiply
    793,979.62x = 1,190,844.36 × 659,904.55
  4. Step 4: Simplify right side
    793,979.62x = 785,843,608,528.73
  5. Step 5: Solve for x
    x = 785,843,608,528.73/793,979.62
  6. Step 6: Final answer
    x = 989,752.87

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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.