Home / 741,718.22-1,112,209.22-236,213.28

Finding the Fourth Proportional to 741,718.22, 1,112,209.22 and 236,213.28

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Solution

The fourth proportional to 741,718.22, 1,112,209.22 and 236,213.28 is: 354,202.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,718.22 : 1,112,209.22 = 236,213.28 : x
  2. Step 2: Convert to fraction form
    741,718.22/1,112,209.22 = 236,213.28/x
  3. Step 3: Cross multiply
    741,718.22x = 1,112,209.22 × 236,213.28
  4. Step 4: Simplify right side
    741,718.22x = 262,718,587,902.44
  5. Step 5: Solve for x
    x = 262,718,587,902.44/741,718.22
  6. Step 6: Final answer
    x = 354,202.69

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.