Home / 449,338.42-673,934.37-149,821.48

Finding the Fourth Proportional to 449,338.42, 673,934.37 and 149,821.48

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Solution

The fourth proportional to 449,338.42, 673,934.37 and 149,821.48 is: 224,707.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,338.42 : 673,934.37 = 149,821.48 : x
  2. Step 2: Convert to fraction form
    449,338.42/673,934.37 = 149,821.48/x
  3. Step 3: Cross multiply
    449,338.42x = 673,934.37 × 149,821.48
  4. Step 4: Simplify right side
    449,338.42x = 100,969,844,736.27
  5. Step 5: Solve for x
    x = 100,969,844,736.27/449,338.42
  6. Step 6: Final answer
    x = 224,707.79

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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.