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Finding the Fourth Proportional to 598,098.78, 825,365.97 and 326,168.82

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Solution

The fourth proportional to 598,098.78, 825,365.97 and 326,168.82 is: 450,107.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,098.78 : 825,365.97 = 326,168.82 : x
  2. Step 2: Convert to fraction form
    598,098.78/825,365.97 = 326,168.82/x
  3. Step 3: Cross multiply
    598,098.78x = 825,365.97 × 326,168.82
  4. Step 4: Simplify right side
    598,098.78x = 269,208,644,503.06
  5. Step 5: Solve for x
    x = 269,208,644,503.06/598,098.78
  6. Step 6: Final answer
    x = 450,107.33

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1.5x scale

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.