Home / 802,685.22-1,107,755.37-444,989.22

Finding the Fourth Proportional to 802,685.22, 1,107,755.37 and 444,989.22

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Solution

The fourth proportional to 802,685.22, 1,107,755.37 and 444,989.22 is: 614,112.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,685.22 : 1,107,755.37 = 444,989.22 : x
  2. Step 2: Convert to fraction form
    802,685.22/1,107,755.37 = 444,989.22/x
  3. Step 3: Cross multiply
    802,685.22x = 1,107,755.37 × 444,989.22
  4. Step 4: Simplify right side
    802,685.22x = 492,939,198,047.11
  5. Step 5: Solve for x
    x = 492,939,198,047.11/802,685.22
  6. Step 6: Final answer
    x = 614,112.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.