Home / 818,776.11-1,228,351.13-250,238.13

Finding the Fourth Proportional to 818,776.11, 1,228,351.13 and 250,238.13

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Solution

The fourth proportional to 818,776.11, 1,228,351.13 and 250,238.13 is: 375,414.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,776.11 : 1,228,351.13 = 250,238.13 : x
  2. Step 2: Convert to fraction form
    818,776.11/1,228,351.13 = 250,238.13/x
  3. Step 3: Cross multiply
    818,776.11x = 1,228,351.13 × 250,238.13
  4. Step 4: Simplify right side
    818,776.11x = 307,380,284,835.47
  5. Step 5: Solve for x
    x = 307,380,284,835.47/818,776.11
  6. Step 6: Final answer
    x = 375,414.33

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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.