Home / 792,139.60-1,188,209.40-582,187.60

Finding the Fourth Proportional to 792,139.60, 1,188,209.40 and 582,187.60

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Solution

The fourth proportional to 792,139.60, 1,188,209.40 and 582,187.60 is: 873,281.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,139.60 : 1,188,209.40 = 582,187.60 : x
  2. Step 2: Convert to fraction form
    792,139.60/1,188,209.40 = 582,187.60/x
  3. Step 3: Cross multiply
    792,139.60x = 1,188,209.40 × 582,187.60
  4. Step 4: Simplify right side
    792,139.60x = 691,760,778,883.44
  5. Step 5: Solve for x
    x = 691,760,778,883.44/792,139.60
  6. Step 6: Final answer
    x = 873,281.40

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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.