Home / 1,162,031.36-1,743,147.45-320,583.11

Finding the Fourth Proportional to 1,162,031.36, 1,743,147.45 and 320,583.11

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Solution

The fourth proportional to 1,162,031.36, 1,743,147.45 and 320,583.11 is: 480,902.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,031.36 : 1,743,147.45 = 320,583.11 : x
  2. Step 2: Convert to fraction form
    1,162,031.36/1,743,147.45 = 320,583.11/x
  3. Step 3: Cross multiply
    1,162,031.36x = 1,743,147.45 × 320,583.11
  4. Step 4: Simplify right side
    1,162,031.36x = 558,823,635,067.44
  5. Step 5: Solve for x
    x = 558,823,635,067.44/1,162,031.36
  6. Step 6: Final answer
    x = 480,902.37

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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.