Home / 741,717.86-1,112,208.66-236,212.92

Finding the Fourth Proportional to 741,717.86, 1,112,208.66 and 236,212.92

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Solution

The fourth proportional to 741,717.86, 1,112,208.66 and 236,212.92 is: 354,202.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,717.86 : 1,112,208.66 = 236,212.92 : x
  2. Step 2: Convert to fraction form
    741,717.86/1,112,208.66 = 236,212.92/x
  3. Step 3: Cross multiply
    741,717.86x = 1,112,208.66 × 236,212.92
  4. Step 4: Simplify right side
    741,717.86x = 262,718,055,227.89
  5. Step 5: Solve for x
    x = 262,718,055,227.89/741,717.86
  6. Step 6: Final answer
    x = 354,202.15

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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.