Home / 792,025.30-1,188,329.55-259,563.70

Finding the Fourth Proportional to 792,025.30, 1,188,329.55 and 259,563.70

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Solution

The fourth proportional to 792,025.30, 1,188,329.55 and 259,563.70 is: 389,441.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,025.30 : 1,188,329.55 = 259,563.70 : x
  2. Step 2: Convert to fraction form
    792,025.30/1,188,329.55 = 259,563.70/x
  3. Step 3: Cross multiply
    792,025.30x = 1,188,329.55 × 259,563.70
  4. Step 4: Simplify right side
    792,025.30x = 308,447,214,817.34
  5. Step 5: Solve for x
    x = 308,447,214,817.34/792,025.30
  6. Step 6: Final answer
    x = 389,441.11

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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.