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Finding the Fourth Proportional to 968,896, 1,337,076.48 and 544,960

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Solution

The fourth proportional to 968,896, 1,337,076.48 and 544,960 is: 752,044.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,896 : 1,337,076.48 = 544,960 : x
  2. Step 2: Convert to fraction form
    968,896/1,337,076.48 = 544,960/x
  3. Step 3: Cross multiply
    968,896x = 1,337,076.48 × 544,960
  4. Step 4: Simplify right side
    968,896x = 728,653,198,540.80
  5. Step 5: Solve for x
    x = 728,653,198,540.80/968,896
  6. Step 6: Final answer
    x = 752,044.80

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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.