Home / 792,254.24-1,189,135.92-491,825.60

Finding the Fourth Proportional to 792,254.24, 1,189,135.92 and 491,825.60

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Solution

The fourth proportional to 792,254.24, 1,189,135.92 and 491,825.60 is: 738,206.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,254.24 : 1,189,135.92 = 491,825.60 : x
  2. Step 2: Convert to fraction form
    792,254.24/1,189,135.92 = 491,825.60/x
  3. Step 3: Cross multiply
    792,254.24x = 1,189,135.92 × 491,825.60
  4. Step 4: Simplify right side
    792,254.24x = 584,847,487,335.55
  5. Step 5: Solve for x
    x = 584,847,487,335.55/792,254.24
  6. Step 6: Final answer
    x = 738,206.83

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1.5x scale

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.