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Finding the Fourth Proportional to 449,707.60, 674,653.20 and 150,281.92

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Solution

The fourth proportional to 449,707.60, 674,653.20 and 150,281.92 is: 225,453.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,707.60 : 674,653.20 = 150,281.92 : x
  2. Step 2: Convert to fraction form
    449,707.60/674,653.20 = 150,281.92/x
  3. Step 3: Cross multiply
    449,707.60x = 674,653.20 × 150,281.92
  4. Step 4: Simplify right side
    449,707.60x = 101,388,178,230.14
  5. Step 5: Solve for x
    x = 101,388,178,230.14/449,707.60
  6. Step 6: Final answer
    x = 225,453.56

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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.