Home / 774,792.88-1,161,523.62-269,288.17

Finding the Fourth Proportional to 774,792.88, 1,161,523.62 and 269,288.17

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Solution

The fourth proportional to 774,792.88, 1,161,523.62 and 269,288.17 is: 403,700.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,792.88 : 1,161,523.62 = 269,288.17 : x
  2. Step 2: Convert to fraction form
    774,792.88/1,161,523.62 = 269,288.17/x
  3. Step 3: Cross multiply
    774,792.88x = 1,161,523.62 × 269,288.17
  4. Step 4: Simplify right side
    774,792.88x = 312,784,570,041.58
  5. Step 5: Solve for x
    x = 312,784,570,041.58/774,792.88
  6. Step 6: Final answer
    x = 403,700.88

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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.