Home / 792,183.92-1,188,684.36-526,128.56

Finding the Fourth Proportional to 792,183.92, 1,188,684.36 and 526,128.56

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Solution

The fourth proportional to 792,183.92, 1,188,684.36 and 526,128.56 is: 789,464.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,183.92 : 1,188,684.36 = 526,128.56 : x
  2. Step 2: Convert to fraction form
    792,183.92/1,188,684.36 = 526,128.56/x
  3. Step 3: Cross multiply
    792,183.92x = 1,188,684.36 × 526,128.56
  4. Step 4: Simplify right side
    792,183.92x = 625,400,790,621.32
  5. Step 5: Solve for x
    x = 625,400,790,621.32/792,183.92
  6. Step 6: Final answer
    x = 789,464.13

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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.