Home / 992,766.80-1,489,150.20-827,429.60

Finding the Fourth Proportional to 992,766.80, 1,489,150.20 and 827,429.60

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Solution

The fourth proportional to 992,766.80, 1,489,150.20 and 827,429.60 is: 1,241,144.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,766.80 : 1,489,150.20 = 827,429.60 : x
  2. Step 2: Convert to fraction form
    992,766.80/1,489,150.20 = 827,429.60/x
  3. Step 3: Cross multiply
    992,766.80x = 1,489,150.20 × 827,429.60
  4. Step 4: Simplify right side
    992,766.80x = 1,232,166,954,325.92
  5. Step 5: Solve for x
    x = 1,232,166,954,325.92/992,766.80
  6. Step 6: Final answer
    x = 1,241,144.40

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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.