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Finding the Fourth Proportional to 701,843.22, 968,551.29 and 379,559.61

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Solution

The fourth proportional to 701,843.22, 968,551.29 and 379,559.61 is: 523,796.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,843.22 : 968,551.29 = 379,559.61 : x
  2. Step 2: Convert to fraction form
    701,843.22/968,551.29 = 379,559.61/x
  3. Step 3: Cross multiply
    701,843.22x = 968,551.29 × 379,559.61
  4. Step 4: Simplify right side
    701,843.22x = 367,622,949,897.40
  5. Step 5: Solve for x
    x = 367,622,949,897.40/701,843.22
  6. Step 6: Final answer
    x = 523,796.40

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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.