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Finding the Fourth Proportional to 448,297.73, 618,646.91 and 244,348.64

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Solution

The fourth proportional to 448,297.73, 618,646.91 and 244,348.64 is: 337,198.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,297.73 : 618,646.91 = 244,348.64 : x
  2. Step 2: Convert to fraction form
    448,297.73/618,646.91 = 244,348.64/x
  3. Step 3: Cross multiply
    448,297.73x = 618,646.91 × 244,348.64
  4. Step 4: Simplify right side
    448,297.73x = 151,165,531,098.70
  5. Step 5: Solve for x
    x = 151,165,531,098.70/448,297.73
  6. Step 6: Final answer
    x = 337,198.97

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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.