Home / 741,637.68-1,110,982.51-361,449.73

Finding the Fourth Proportional to 741,637.68, 1,110,982.51 and 361,449.73

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Solution

The fourth proportional to 741,637.68, 1,110,982.51 and 361,449.73 is: 541,456.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,637.68 : 1,110,982.51 = 361,449.73 : x
  2. Step 2: Convert to fraction form
    741,637.68/1,110,982.51 = 361,449.73/x
  3. Step 3: Cross multiply
    741,637.68x = 1,110,982.51 × 361,449.73
  4. Step 4: Simplify right side
    741,637.68x = 401,564,328,274.22
  5. Step 5: Solve for x
    x = 401,564,328,274.22/741,637.68
  6. Step 6: Final answer
    x = 541,456.21

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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.