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Finding the Fourth Proportional to 598,335.73, 825,702.17 and 326,403.55

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Solution

The fourth proportional to 598,335.73, 825,702.17 and 326,403.55 is: 450,436.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,335.73 : 825,702.17 = 326,403.55 : x
  2. Step 2: Convert to fraction form
    598,335.73/825,702.17 = 326,403.55/x
  3. Step 3: Cross multiply
    598,335.73x = 825,702.17 × 326,403.55
  4. Step 4: Simplify right side
    598,335.73x = 269,512,119,530.70
  5. Step 5: Solve for x
    x = 269,512,119,530.70/598,335.73
  6. Step 6: Final answer
    x = 450,436.28

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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.