Home / 321,949.90-444,292.56-201,161.23

Finding the Fourth Proportional to 321,949.90, 444,292.56 and 201,161.23

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Solution

The fourth proportional to 321,949.90, 444,292.56 and 201,161.23 is: 277,603.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,949.90 : 444,292.56 = 201,161.23 : x
  2. Step 2: Convert to fraction form
    321,949.90/444,292.56 = 201,161.23/x
  3. Step 3: Cross multiply
    321,949.90x = 444,292.56 × 201,161.23
  4. Step 4: Simplify right side
    321,949.90x = 89,374,437,849.45
  5. Step 5: Solve for x
    x = 89,374,437,849.45/321,949.90
  6. Step 6: Final answer
    x = 277,603.56

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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.