Home / 741,821.29-1,112,719.86-236,375.44

Finding the Fourth Proportional to 741,821.29, 1,112,719.86 and 236,375.44

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Solution

The fourth proportional to 741,821.29, 1,112,719.86 and 236,375.44 is: 354,559.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,821.29 : 1,112,719.86 = 236,375.44 : x
  2. Step 2: Convert to fraction form
    741,821.29/1,112,719.86 = 236,375.44/x
  3. Step 3: Cross multiply
    741,821.29x = 1,112,719.86 × 236,375.44
  4. Step 4: Simplify right side
    741,821.29x = 263,019,646,187.16
  5. Step 5: Solve for x
    x = 263,019,646,187.16/741,821.29
  6. Step 6: Final answer
    x = 354,559.31

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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.