Home / 1,002,380.55-1,383,199.59-566,776.53

Finding the Fourth Proportional to 1,002,380.55, 1,383,199.59 and 566,776.53

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Solution

The fourth proportional to 1,002,380.55, 1,383,199.59 and 566,776.53 is: 782,103.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,380.55 : 1,383,199.59 = 566,776.53 : x
  2. Step 2: Convert to fraction form
    1,002,380.55/1,383,199.59 = 566,776.53/x
  3. Step 3: Cross multiply
    1,002,380.55x = 1,383,199.59 × 566,776.53
  4. Step 4: Simplify right side
    1,002,380.55x = 783,965,063,917.62
  5. Step 5: Solve for x
    x = 783,965,063,917.62/1,002,380.55
  6. Step 6: Final answer
    x = 782,103.23

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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.