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Finding the Fourth Proportional to 301,234.60, 451,249.11 and 181,225.03

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Solution

The fourth proportional to 301,234.60, 451,249.11 and 181,225.03 is: 271,474.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,234.60 : 451,249.11 = 181,225.03 : x
  2. Step 2: Convert to fraction form
    301,234.60/451,249.11 = 181,225.03/x
  3. Step 3: Cross multiply
    301,234.60x = 451,249.11 × 181,225.03
  4. Step 4: Simplify right side
    301,234.60x = 81,777,633,215.19
  5. Step 5: Solve for x
    x = 81,777,633,215.19/301,234.60
  6. Step 6: Final answer
    x = 271,474.90

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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.