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Finding the Fourth Proportional to 484,403.22, 726,608.88 and 168,859.62

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Solution

The fourth proportional to 484,403.22, 726,608.88 and 168,859.62 is: 253,290.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,403.22 : 726,608.88 = 168,859.62 : x
  2. Step 2: Convert to fraction form
    484,403.22/726,608.88 = 168,859.62/x
  3. Step 3: Cross multiply
    484,403.22x = 726,608.88 × 168,859.62
  4. Step 4: Simplify right side
    484,403.22x = 122,694,899,365.43
  5. Step 5: Solve for x
    x = 122,694,899,365.43/484,403.22
  6. Step 6: Final answer
    x = 253,290.84

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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.