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Finding the Fourth Proportional to 324,462.34, 447,753.36 and 181,224.46

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Solution

The fourth proportional to 324,462.34, 447,753.36 and 181,224.46 is: 250,087.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,462.34 : 447,753.36 = 181,224.46 : x
  2. Step 2: Convert to fraction form
    324,462.34/447,753.36 = 181,224.46/x
  3. Step 3: Cross multiply
    324,462.34x = 447,753.36 × 181,224.46
  4. Step 4: Simplify right side
    324,462.34x = 81,143,860,879.19
  5. Step 5: Solve for x
    x = 81,143,860,879.19/324,462.34
  6. Step 6: Final answer
    x = 250,087.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.