Home / 1,221,357.64-1,832,052.04-322,791.61

Finding the Fourth Proportional to 1,221,357.64, 1,832,052.04 and 322,791.61

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Solution

The fourth proportional to 1,221,357.64, 1,832,052.04 and 322,791.61 is: 484,191.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,221,357.64 : 1,832,052.04 = 322,791.61 : x
  2. Step 2: Convert to fraction form
    1,221,357.64/1,832,052.04 = 322,791.61/x
  3. Step 3: Cross multiply
    1,221,357.64x = 1,832,052.04 × 322,791.61
  4. Step 4: Simplify right side
    1,221,357.64x = 591,371,022,208.28
  5. Step 5: Solve for x
    x = 591,371,022,208.28/1,221,357.64
  6. Step 6: Final answer
    x = 484,191.53

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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.