Home / 810,998.82-1,216,370.40-271,251

Finding the Fourth Proportional to 810,998.82, 1,216,370.40 and 271,251

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Solution

The fourth proportional to 810,998.82, 1,216,370.40 and 271,251 is: 406,833.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,998.82 : 1,216,370.40 = 271,251 : x
  2. Step 2: Convert to fraction form
    810,998.82/1,216,370.40 = 271,251/x
  3. Step 3: Cross multiply
    810,998.82x = 1,216,370.40 × 271,251
  4. Step 4: Simplify right side
    810,998.82x = 329,941,687,370.40
  5. Step 5: Solve for x
    x = 329,941,687,370.40/810,998.82
  6. Step 6: Final answer
    x = 406,833.75

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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.