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Finding the Fourth Proportional to 444,295.20, 665,859.60 and 177,837.60

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Solution

The fourth proportional to 444,295.20, 665,859.60 and 177,837.60 is: 266,522.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,295.20 : 665,859.60 = 177,837.60 : x
  2. Step 2: Convert to fraction form
    444,295.20/665,859.60 = 177,837.60/x
  3. Step 3: Cross multiply
    444,295.20x = 665,859.60 × 177,837.60
  4. Step 4: Simplify right side
    444,295.20x = 118,414,873,200.96
  5. Step 5: Solve for x
    x = 118,414,873,200.96/444,295.20
  6. Step 6: Final answer
    x = 266,522.96

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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.