Home / 792,034.80-1,187,760.60-259,573.20

Finding the Fourth Proportional to 792,034.80, 1,187,760.60 and 259,573.20

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Solution

The fourth proportional to 792,034.80, 1,187,760.60 and 259,573.20 is: 389,264.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,034.80 : 1,187,760.60 = 259,573.20 : x
  2. Step 2: Convert to fraction form
    792,034.80/1,187,760.60 = 259,573.20/x
  3. Step 3: Cross multiply
    792,034.80x = 1,187,760.60 × 259,573.20
  4. Step 4: Simplify right side
    792,034.80x = 308,310,819,775.92
  5. Step 5: Solve for x
    x = 308,310,819,775.92/792,034.80
  6. Step 6: Final answer
    x = 389,264.23

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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.