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Finding the Fourth Proportional to 701,361.71, 967,233.40 and 442,789.44

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Solution

The fourth proportional to 701,361.71, 967,233.40 and 442,789.44 is: 610,641.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,361.71 : 967,233.40 = 442,789.44 : x
  2. Step 2: Convert to fraction form
    701,361.71/967,233.40 = 442,789.44/x
  3. Step 3: Cross multiply
    701,361.71x = 967,233.40 × 442,789.44
  4. Step 4: Simplify right side
    701,361.71x = 428,280,733,291.89
  5. Step 5: Solve for x
    x = 428,280,733,291.89/701,361.71
  6. Step 6: Final answer
    x = 610,641.74

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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.