Home / 741,179.22-1,022,827.23-401,647.47

Finding the Fourth Proportional to 741,179.22, 1,022,827.23 and 401,647.47

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Solution

The fourth proportional to 741,179.22, 1,022,827.23 and 401,647.47 is: 554,273.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,179.22 : 1,022,827.23 = 401,647.47 : x
  2. Step 2: Convert to fraction form
    741,179.22/1,022,827.23 = 401,647.47/x
  3. Step 3: Cross multiply
    741,179.22x = 1,022,827.23 × 401,647.47
  4. Step 4: Simplify right side
    741,179.22x = 410,815,969,176.61
  5. Step 5: Solve for x
    x = 410,815,969,176.61/741,179.22
  6. Step 6: Final answer
    x = 554,273.46

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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.