Home / 741,272.58-1,022,928.75-401,733.54

Finding the Fourth Proportional to 741,272.58, 1,022,928.75 and 401,733.54

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Solution

The fourth proportional to 741,272.58, 1,022,928.75 and 401,733.54 is: 554,377.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,272.58 : 1,022,928.75 = 401,733.54 : x
  2. Step 2: Convert to fraction form
    741,272.58/1,022,928.75 = 401,733.54/x
  3. Step 3: Cross multiply
    741,272.58x = 1,022,928.75 × 401,733.54
  4. Step 4: Simplify right side
    741,272.58x = 410,944,787,905.28
  5. Step 5: Solve for x
    x = 410,944,787,905.28/741,272.58
  6. Step 6: Final answer
    x = 554,377.43

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1.5x scale

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.