Home / 598,778.95-897,836.12-199,201.60

Finding the Fourth Proportional to 598,778.95, 897,836.12 and 199,201.60

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Solution

The fourth proportional to 598,778.95, 897,836.12 and 199,201.60 is: 298,691.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,778.95 : 897,836.12 = 199,201.60 : x
  2. Step 2: Convert to fraction form
    598,778.95/897,836.12 = 199,201.60/x
  3. Step 3: Cross multiply
    598,778.95x = 897,836.12 × 199,201.60
  4. Step 4: Simplify right side
    598,778.95x = 178,850,387,152.61
  5. Step 5: Solve for x
    x = 178,850,387,152.61/598,778.95
  6. Step 6: Final answer
    x = 298,691.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.