Home / 843,304.91-1,265,372.91-394,056.83

Finding the Fourth Proportional to 843,304.91, 1,265,372.91 and 394,056.83

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Solution

The fourth proportional to 843,304.91, 1,265,372.91 and 394,056.83 is: 591,279.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,304.91 : 1,265,372.91 = 394,056.83 : x
  2. Step 2: Convert to fraction form
    843,304.91/1,265,372.91 = 394,056.83/x
  3. Step 3: Cross multiply
    843,304.91x = 1,265,372.91 × 394,056.83
  4. Step 4: Simplify right side
    843,304.91x = 498,628,837,682.48
  5. Step 5: Solve for x
    x = 498,628,837,682.48/843,304.91
  6. Step 6: Final answer
    x = 591,279.42

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1.5x scale

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.