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Finding the Fourth Proportional to 445,014.44, 667,447.76 and 160,650.44

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Solution

The fourth proportional to 445,014.44, 667,447.76 and 160,650.44 is: 240,948.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,014.44 : 667,447.76 = 160,650.44 : x
  2. Step 2: Convert to fraction form
    445,014.44/667,447.76 = 160,650.44/x
  3. Step 3: Cross multiply
    445,014.44x = 667,447.76 × 160,650.44
  4. Step 4: Simplify right side
    445,014.44x = 107,225,776,321.01
  5. Step 5: Solve for x
    x = 107,225,776,321.01/445,014.44
  6. Step 6: Final answer
    x = 240,948.98

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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.