Home / 394,468.92-591,802.74-113,984.28

Finding the Fourth Proportional to 394,468.92, 591,802.74 and 113,984.28

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Solution

The fourth proportional to 394,468.92, 591,802.74 and 113,984.28 is: 171,005.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,468.92 : 591,802.74 = 113,984.28 : x
  2. Step 2: Convert to fraction form
    394,468.92/591,802.74 = 113,984.28/x
  3. Step 3: Cross multiply
    394,468.92x = 591,802.74 × 113,984.28
  4. Step 4: Simplify right side
    394,468.92x = 67,456,209,220.93
  5. Step 5: Solve for x
    x = 67,456,209,220.93/394,468.92
  6. Step 6: Final answer
    x = 171,005.13

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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.