Home / 1,269,505.22-1,904,249.61-322,867.76

Finding the Fourth Proportional to 1,269,505.22, 1,904,249.61 and 322,867.76

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Solution

The fourth proportional to 1,269,505.22, 1,904,249.61 and 322,867.76 is: 484,299.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,505.22 : 1,904,249.61 = 322,867.76 : x
  2. Step 2: Convert to fraction form
    1,269,505.22/1,904,249.61 = 322,867.76/x
  3. Step 3: Cross multiply
    1,269,505.22x = 1,904,249.61 × 322,867.76
  4. Step 4: Simplify right side
    1,269,505.22x = 614,820,806,061.57
  5. Step 5: Solve for x
    x = 614,820,806,061.57/1,269,505.22
  6. Step 6: Final answer
    x = 484,299.55

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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.