Home / 444,999.18-667,539.78-145,481.34

Finding the Fourth Proportional to 444,999.18, 667,539.78 and 145,481.34

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Solution

The fourth proportional to 444,999.18, 667,539.78 and 145,481.34 is: 218,235.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,999.18 : 667,539.78 = 145,481.34 : x
  2. Step 2: Convert to fraction form
    444,999.18/667,539.78 = 145,481.34/x
  3. Step 3: Cross multiply
    444,999.18x = 667,539.78 × 145,481.34
  4. Step 4: Simplify right side
    444,999.18x = 97,114,581,697.71
  5. Step 5: Solve for x
    x = 97,114,581,697.71/444,999.18
  6. Step 6: Final answer
    x = 218,235.42

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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.