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Finding the Fourth Proportional to 448,067.62, 618,327.64 and 244,127.04

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Solution

The fourth proportional to 448,067.62, 618,327.64 and 244,127.04 is: 336,892.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,067.62 : 618,327.64 = 244,127.04 : x
  2. Step 2: Convert to fraction form
    448,067.62/618,327.64 = 244,127.04/x
  3. Step 3: Cross multiply
    448,067.62x = 618,327.64 × 244,127.04
  4. Step 4: Simplify right side
    448,067.62x = 150,950,496,503.39
  5. Step 5: Solve for x
    x = 150,950,496,503.39/448,067.62
  6. Step 6: Final answer
    x = 336,892.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.