Home / 445,885.22-668,849.76-179,609.73

Finding the Fourth Proportional to 445,885.22, 668,849.76 and 179,609.73

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Solution

The fourth proportional to 445,885.22, 668,849.76 and 179,609.73 is: 269,423.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,885.22 : 668,849.76 = 179,609.73 : x
  2. Step 2: Convert to fraction form
    445,885.22/668,849.76 = 179,609.73/x
  3. Step 3: Cross multiply
    445,885.22x = 668,849.76 × 179,609.73
  4. Step 4: Simplify right side
    445,885.22x = 120,131,924,804.17
  5. Step 5: Solve for x
    x = 120,131,924,804.17/445,885.22
  6. Step 6: Final answer
    x = 269,423.43

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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.