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Finding the Fourth Proportional to 448,335.29, 618,694.72 and 244,387.97

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Solution

The fourth proportional to 448,335.29, 618,694.72 and 244,387.97 is: 337,251.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,335.29 : 618,694.72 = 244,387.97 : x
  2. Step 2: Convert to fraction form
    448,335.29/618,694.72 = 244,387.97/x
  3. Step 3: Cross multiply
    448,335.29x = 618,694.72 × 244,387.97
  4. Step 4: Simplify right side
    448,335.29x = 151,201,546,670.52
  5. Step 5: Solve for x
    x = 151,201,546,670.52/448,335.29
  6. Step 6: Final answer
    x = 337,251.05

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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.