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Finding the Fourth Proportional to 454,087.80, 681,131.70 and 244,135.80

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Solution

The fourth proportional to 454,087.80, 681,131.70 and 244,135.80 is: 366,203.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,087.80 : 681,131.70 = 244,135.80 : x
  2. Step 2: Convert to fraction form
    454,087.80/681,131.70 = 244,135.80/x
  3. Step 3: Cross multiply
    454,087.80x = 681,131.70 × 244,135.80
  4. Step 4: Simplify right side
    454,087.80x = 166,288,632,484.86
  5. Step 5: Solve for x
    x = 166,288,632,484.86/454,087.80
  6. Step 6: Final answer
    x = 366,203.70

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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.