Home / 792,024.80-1,188,037.20-259,563.20

Finding the Fourth Proportional to 792,024.80, 1,188,037.20 and 259,563.20

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Solution

The fourth proportional to 792,024.80, 1,188,037.20 and 259,563.20 is: 389,344.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,024.80 : 1,188,037.20 = 259,563.20 : x
  2. Step 2: Convert to fraction form
    792,024.80/1,188,037.20 = 259,563.20/x
  3. Step 3: Cross multiply
    792,024.80x = 1,188,037.20 × 259,563.20
  4. Step 4: Simplify right side
    792,024.80x = 308,370,737,351.04
  5. Step 5: Solve for x
    x = 308,370,737,351.04/792,024.80
  6. Step 6: Final answer
    x = 389,344.80

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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.