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Finding the Fourth Proportional to 448,161.62, 618,463.10 and 244,212.62

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Solution

The fourth proportional to 448,161.62, 618,463.10 and 244,212.62 is: 337,013.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,161.62 : 618,463.10 = 244,212.62 : x
  2. Step 2: Convert to fraction form
    448,161.62/618,463.10 = 244,212.62/x
  3. Step 3: Cross multiply
    448,161.62x = 618,463.10 × 244,212.62
  4. Step 4: Simplify right side
    448,161.62x = 151,036,489,710.94
  5. Step 5: Solve for x
    x = 151,036,489,710.94/448,161.62
  6. Step 6: Final answer
    x = 337,013.44

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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.