Home / 843,535.59-1,265,169.47-394,568.07

Finding the Fourth Proportional to 843,535.59, 1,265,169.47 and 394,568.07

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Solution

The fourth proportional to 843,535.59, 1,265,169.47 and 394,568.07 is: 591,789.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,535.59 : 1,265,169.47 = 394,568.07 : x
  2. Step 2: Convert to fraction form
    843,535.59/1,265,169.47 = 394,568.07/x
  3. Step 3: Cross multiply
    843,535.59x = 1,265,169.47 × 394,568.07
  4. Step 4: Simplify right side
    843,535.59x = 499,195,474,027.98
  5. Step 5: Solve for x
    x = 499,195,474,027.98/843,535.59
  6. Step 6: Final answer
    x = 591,789.46

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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.