Home / 775,227.84-1,163,017.25-269,812.68

Finding the Fourth Proportional to 775,227.84, 1,163,017.25 and 269,812.68

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Solution

The fourth proportional to 775,227.84, 1,163,017.25 and 269,812.68 is: 404,780.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,227.84 : 1,163,017.25 = 269,812.68 : x
  2. Step 2: Convert to fraction form
    775,227.84/1,163,017.25 = 269,812.68/x
  3. Step 3: Cross multiply
    775,227.84x = 1,163,017.25 × 269,812.68
  4. Step 4: Simplify right side
    775,227.84x = 313,796,801,108.73
  5. Step 5: Solve for x
    x = 313,796,801,108.73/775,227.84
  6. Step 6: Final answer
    x = 404,780.10

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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.