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Finding the Fourth Proportional to 598,414.67, 825,783.41 and 326,466.38

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Solution

The fourth proportional to 598,414.67, 825,783.41 and 326,466.38 is: 450,507.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,414.67 : 825,783.41 = 326,466.38 : x
  2. Step 2: Convert to fraction form
    598,414.67/825,783.41 = 326,466.38/x
  3. Step 3: Cross multiply
    598,414.67x = 825,783.41 × 326,466.38
  4. Step 4: Simplify right side
    598,414.67x = 269,590,521,571.01
  5. Step 5: Solve for x
    x = 269,590,521,571.01/598,414.67
  6. Step 6: Final answer
    x = 450,507.88

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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.