Home / 792,004.90-1,188,007.35-259,543.30

Finding the Fourth Proportional to 792,004.90, 1,188,007.35 and 259,543.30

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Solution

The fourth proportional to 792,004.90, 1,188,007.35 and 259,543.30 is: 389,314.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,004.90 : 1,188,007.35 = 259,543.30 : x
  2. Step 2: Convert to fraction form
    792,004.90/1,188,007.35 = 259,543.30/x
  3. Step 3: Cross multiply
    792,004.90x = 1,188,007.35 × 259,543.30
  4. Step 4: Simplify right side
    792,004.90x = 308,339,348,043.26
  5. Step 5: Solve for x
    x = 308,339,348,043.26/792,004.90
  6. Step 6: Final answer
    x = 389,314.95

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Similar ratio
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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.