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Finding the Fourth Proportional to 496,817.67, 745,336.46 and 181,273.66

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Solution

The fourth proportional to 496,817.67, 745,336.46 and 181,273.66 is: 271,950.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,817.67 : 745,336.46 = 181,273.66 : x
  2. Step 2: Convert to fraction form
    496,817.67/745,336.46 = 181,273.66/x
  3. Step 3: Cross multiply
    496,817.67x = 745,336.46 × 181,273.66
  4. Step 4: Simplify right side
    496,817.67x = 135,109,868,035.64
  5. Step 5: Solve for x
    x = 135,109,868,035.64/496,817.67
  6. Step 6: Final answer
    x = 271,950.61

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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.