Home / 726,012.60-1,090,185.30-548,719.80

Finding the Fourth Proportional to 726,012.60, 1,090,185.30 and 548,719.80

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Solution

The fourth proportional to 726,012.60, 1,090,185.30 and 548,719.80 is: 823,961.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,012.60 : 1,090,185.30 = 548,719.80 : x
  2. Step 2: Convert to fraction form
    726,012.60/1,090,185.30 = 548,719.80/x
  3. Step 3: Cross multiply
    726,012.60x = 1,090,185.30 × 548,719.80
  4. Step 4: Simplify right side
    726,012.60x = 598,206,259,778.94
  5. Step 5: Solve for x
    x = 598,206,259,778.94/726,012.60
  6. Step 6: Final answer
    x = 823,961.26

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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.