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Finding the Fourth Proportional to 447,601.75, 671,404.44 and 181,367.30

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Solution

The fourth proportional to 447,601.75, 671,404.44 and 181,367.30 is: 272,051.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,601.75 : 671,404.44 = 181,367.30 : x
  2. Step 2: Convert to fraction form
    447,601.75/671,404.44 = 181,367.30/x
  3. Step 3: Cross multiply
    447,601.75x = 671,404.44 × 181,367.30
  4. Step 4: Simplify right side
    447,601.75x = 121,770,812,849.45
  5. Step 5: Solve for x
    x = 121,770,812,849.45/447,601.75
  6. Step 6: Final answer
    x = 272,051.69

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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.