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Finding the Fourth Proportional to 598,763.50, 897,958.38 and 199,310.92

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Solution

The fourth proportional to 598,763.50, 897,958.38 and 199,310.92 is: 298,904.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,763.50 : 897,958.38 = 199,310.92 : x
  2. Step 2: Convert to fraction form
    598,763.50/897,958.38 = 199,310.92/x
  3. Step 3: Cross multiply
    598,763.50x = 897,958.38 × 199,310.92
  4. Step 4: Simplify right side
    598,763.50x = 178,972,910,839.51
  5. Step 5: Solve for x
    x = 178,972,910,839.51/598,763.50
  6. Step 6: Final answer
    x = 298,904.18

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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.