Home / 1,203,793.35-1,805,165.07-455,314.47

Finding the Fourth Proportional to 1,203,793.35, 1,805,165.07 and 455,314.47

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Solution

The fourth proportional to 1,203,793.35, 1,805,165.07 and 455,314.47 is: 682,773.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,793.35 : 1,805,165.07 = 455,314.47 : x
  2. Step 2: Convert to fraction form
    1,203,793.35/1,805,165.07 = 455,314.47/x
  3. Step 3: Cross multiply
    1,203,793.35x = 1,805,165.07 × 455,314.47
  4. Step 4: Simplify right side
    1,203,793.35x = 821,917,777,109.56
  5. Step 5: Solve for x
    x = 821,917,777,109.56/1,203,793.35
  6. Step 6: Final answer
    x = 682,773.15

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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.