Home / 444,880.20-667,003.26-208,093.80

Finding the Fourth Proportional to 444,880.20, 667,003.26 and 208,093.80

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Solution

The fourth proportional to 444,880.20, 667,003.26 and 208,093.80 is: 311,992.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,880.20 : 667,003.26 = 208,093.80 : x
  2. Step 2: Convert to fraction form
    444,880.20/667,003.26 = 208,093.80/x
  3. Step 3: Cross multiply
    444,880.20x = 667,003.26 × 208,093.80
  4. Step 4: Simplify right side
    444,880.20x = 138,799,242,985.79
  5. Step 5: Solve for x
    x = 138,799,242,985.79/444,880.20
  6. Step 6: Final answer
    x = 311,992.40

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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.