Home / 741,218.98-1,022,883.06-401,687.23

Finding the Fourth Proportional to 741,218.98, 1,022,883.06 and 401,687.23

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Solution

The fourth proportional to 741,218.98, 1,022,883.06 and 401,687.23 is: 554,328.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,218.98 : 1,022,883.06 = 401,687.23 : x
  2. Step 2: Convert to fraction form
    741,218.98/1,022,883.06 = 401,687.23/x
  3. Step 3: Cross multiply
    741,218.98x = 1,022,883.06 × 401,687.23
  4. Step 4: Simplify right side
    741,218.98x = 410,879,061,934.44
  5. Step 5: Solve for x
    x = 410,879,061,934.44/741,218.98
  6. Step 6: Final answer
    x = 554,328.85

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Double scale
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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.