Home / 741,219.73-1,022,884.10-401,687.98

Finding the Fourth Proportional to 741,219.73, 1,022,884.10 and 401,687.98

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Solution

The fourth proportional to 741,219.73, 1,022,884.10 and 401,687.98 is: 554,329.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,219.73 : 1,022,884.10 = 401,687.98 : x
  2. Step 2: Convert to fraction form
    741,219.73/1,022,884.10 = 401,687.98/x
  3. Step 3: Cross multiply
    741,219.73x = 1,022,884.10 × 401,687.98
  4. Step 4: Simplify right side
    741,219.73x = 410,880,244,843.80
  5. Step 5: Solve for x
    x = 410,880,244,843.80/741,219.73
  6. Step 6: Final answer
    x = 554,329.88

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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.