Home / 741,266.76-1,022,949.90-401,734.92

Finding the Fourth Proportional to 741,266.76, 1,022,949.90 and 401,734.92

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Solution

The fourth proportional to 741,266.76, 1,022,949.90 and 401,734.92 is: 554,395.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,266.76 : 1,022,949.90 = 401,734.92 : x
  2. Step 2: Convert to fraction form
    741,266.76/1,022,949.90 = 401,734.92/x
  3. Step 3: Cross multiply
    741,266.76x = 1,022,949.90 × 401,734.92
  4. Step 4: Simplify right side
    741,266.76x = 410,954,696,240.51
  5. Step 5: Solve for x
    x = 410,954,696,240.51/741,266.76
  6. Step 6: Final answer
    x = 554,395.15

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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.