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Finding the Fourth Proportional to 547,674.09, 821,604.54 and 244,178.37

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Solution

The fourth proportional to 547,674.09, 821,604.54 and 244,178.37 is: 366,309.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,674.09 : 821,604.54 = 244,178.37 : x
  2. Step 2: Convert to fraction form
    547,674.09/821,604.54 = 244,178.37/x
  3. Step 3: Cross multiply
    547,674.09x = 821,604.54 × 244,178.37
  4. Step 4: Simplify right side
    547,674.09x = 200,618,057,361.80
  5. Step 5: Solve for x
    x = 200,618,057,361.80/547,674.09
  6. Step 6: Final answer
    x = 366,309.20

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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.