Home / 307,945.35-461,930.97-150,306.39

Finding the Fourth Proportional to 307,945.35, 461,930.97 and 150,306.39

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Solution

The fourth proportional to 307,945.35, 461,930.97 and 150,306.39 is: 225,465.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,945.35 : 461,930.97 = 150,306.39 : x
  2. Step 2: Convert to fraction form
    307,945.35/461,930.97 = 150,306.39/x
  3. Step 3: Cross multiply
    307,945.35x = 461,930.97 × 150,306.39
  4. Step 4: Simplify right side
    307,945.35x = 69,431,176,529.90
  5. Step 5: Solve for x
    x = 69,431,176,529.90/307,945.35
  6. Step 6: Final answer
    x = 225,465.90

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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.