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Finding the Fourth Proportional to 448,687.98, 619,191.36 and 244,743.27

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Solution

The fourth proportional to 448,687.98, 619,191.36 and 244,743.27 is: 337,746.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,687.98 : 619,191.36 = 244,743.27 : x
  2. Step 2: Convert to fraction form
    448,687.98/619,191.36 = 244,743.27/x
  3. Step 3: Cross multiply
    448,687.98x = 619,191.36 × 244,743.27
  4. Step 4: Simplify right side
    448,687.98x = 151,542,918,202.15
  5. Step 5: Solve for x
    x = 151,542,918,202.15/448,687.98
  6. Step 6: Final answer
    x = 337,746.77

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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.