Home / 741,112.64-1,022,739-401,581.52

Finding the Fourth Proportional to 741,112.64, 1,022,739 and 401,581.52

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Solution

The fourth proportional to 741,112.64, 1,022,739 and 401,581.52 is: 554,184.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,112.64 : 1,022,739 = 401,581.52 : x
  2. Step 2: Convert to fraction form
    741,112.64/1,022,739 = 401,581.52/x
  3. Step 3: Cross multiply
    741,112.64x = 1,022,739 × 401,581.52
  4. Step 4: Simplify right side
    741,112.64x = 410,713,082,183.28
  5. Step 5: Solve for x
    x = 410,713,082,183.28/741,112.64
  6. Step 6: Final answer
    x = 554,184.42

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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.