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Finding the Fourth Proportional to 260,793.90, 391,093.65 and 181,673.10

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Solution

The fourth proportional to 260,793.90, 391,093.65 and 181,673.10 is: 272,441.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,793.90 : 391,093.65 = 181,673.10 : x
  2. Step 2: Convert to fraction form
    260,793.90/391,093.65 = 181,673.10/x
  3. Step 3: Cross multiply
    260,793.90x = 391,093.65 × 181,673.10
  4. Step 4: Simplify right side
    260,793.90x = 71,051,195,785.82
  5. Step 5: Solve for x
    x = 71,051,195,785.82/260,793.90
  6. Step 6: Final answer
    x = 272,441.94

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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.