Home / 394,914.21-591,834.45-167,020.35

Finding the Fourth Proportional to 394,914.21, 591,834.45 and 167,020.35

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Solution

The fourth proportional to 394,914.21, 591,834.45 and 167,020.35 is: 250,303.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,914.21 : 591,834.45 = 167,020.35 : x
  2. Step 2: Convert to fraction form
    394,914.21/591,834.45 = 167,020.35/x
  3. Step 3: Cross multiply
    394,914.21x = 591,834.45 × 167,020.35
  4. Step 4: Simplify right side
    394,914.21x = 98,848,396,981.06
  5. Step 5: Solve for x
    x = 98,848,396,981.06/394,914.21
  6. Step 6: Final answer
    x = 250,303.47

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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.