Home / 800,099.31-1,104,080.36-455,924.30

Finding the Fourth Proportional to 800,099.31, 1,104,080.36 and 455,924.30

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Solution

The fourth proportional to 800,099.31, 1,104,080.36 and 455,924.30 is: 629,143.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,099.31 : 1,104,080.36 = 455,924.30 : x
  2. Step 2: Convert to fraction form
    800,099.31/1,104,080.36 = 455,924.30/x
  3. Step 3: Cross multiply
    800,099.31x = 1,104,080.36 × 455,924.30
  4. Step 4: Simplify right side
    800,099.31x = 503,377,057,476.73
  5. Step 5: Solve for x
    x = 503,377,057,476.73/800,099.31
  6. Step 6: Final answer
    x = 629,143.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.