Home / 394,263.96-591,387.43-109,946.94

Finding the Fourth Proportional to 394,263.96, 591,387.43 and 109,946.94

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Solution

The fourth proportional to 394,263.96, 591,387.43 and 109,946.94 is: 164,918.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,263.96 : 591,387.43 = 109,946.94 : x
  2. Step 2: Convert to fraction form
    394,263.96/591,387.43 = 109,946.94/x
  3. Step 3: Cross multiply
    394,263.96x = 591,387.43 × 109,946.94
  4. Step 4: Simplify right side
    394,263.96x = 65,021,238,282.96
  5. Step 5: Solve for x
    x = 65,021,238,282.96/394,263.96
  6. Step 6: Final answer
    x = 164,918.04

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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.