Home / 681,288.48-1,022,457.60-548,494.08

Finding the Fourth Proportional to 681,288.48, 1,022,457.60 and 548,494.08

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Solution

The fourth proportional to 681,288.48, 1,022,457.60 and 548,494.08 is: 823,163.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,288.48 : 1,022,457.60 = 548,494.08 : x
  2. Step 2: Convert to fraction form
    681,288.48/1,022,457.60 = 548,494.08/x
  3. Step 3: Cross multiply
    681,288.48x = 1,022,457.60 × 548,494.08
  4. Step 4: Simplify right side
    681,288.48x = 560,811,940,651.01
  5. Step 5: Solve for x
    x = 560,811,940,651.01/681,288.48
  6. Step 6: Final answer
    x = 823,163.69

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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.