Home / 803,297.25-1,204,896.87-329,970.51

Finding the Fourth Proportional to 803,297.25, 1,204,896.87 and 329,970.51

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Solution

The fourth proportional to 803,297.25, 1,204,896.87 and 329,970.51 is: 494,935.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,297.25 : 1,204,896.87 = 329,970.51 : x
  2. Step 2: Convert to fraction form
    803,297.25/1,204,896.87 = 329,970.51/x
  3. Step 3: Cross multiply
    803,297.25x = 1,204,896.87 × 329,970.51
  4. Step 4: Simplify right side
    803,297.25x = 397,580,434,691.30
  5. Step 5: Solve for x
    x = 397,580,434,691.30/803,297.25
  6. Step 6: Final answer
    x = 494,935.64

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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.