Home / 776,481.99-1,165,003.24-271,117.42

Finding the Fourth Proportional to 776,481.99, 1,165,003.24 and 271,117.42

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Solution

The fourth proportional to 776,481.99, 1,165,003.24 and 271,117.42 is: 406,773.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,481.99 : 1,165,003.24 = 271,117.42 : x
  2. Step 2: Convert to fraction form
    776,481.99/1,165,003.24 = 271,117.42/x
  3. Step 3: Cross multiply
    776,481.99x = 1,165,003.24 × 271,117.42
  4. Step 4: Simplify right side
    776,481.99x = 315,852,672,720.44
  5. Step 5: Solve for x
    x = 315,852,672,720.44/776,481.99
  6. Step 6: Final answer
    x = 406,773.98

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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.