Home / 812,170.94-1,120,796.22-444,671.88

Finding the Fourth Proportional to 812,170.94, 1,120,796.22 and 444,671.88

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Solution

The fourth proportional to 812,170.94, 1,120,796.22 and 444,671.88 is: 613,647.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    812,170.94 : 1,120,796.22 = 444,671.88 : x
  2. Step 2: Convert to fraction form
    812,170.94/1,120,796.22 = 444,671.88/x
  3. Step 3: Cross multiply
    812,170.94x = 1,120,796.22 × 444,671.88
  4. Step 4: Simplify right side
    812,170.94x = 498,386,562,244.29
  5. Step 5: Solve for x
    x = 498,386,562,244.29/812,170.94
  6. Step 6: Final answer
    x = 613,647.37

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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.