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Finding the Fourth Proportional to 252,863.28, 379,294.74 and 75,365.73

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Solution

The fourth proportional to 252,863.28, 379,294.74 and 75,365.73 is: 113,048.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,863.28 : 379,294.74 = 75,365.73 : x
  2. Step 2: Convert to fraction form
    252,863.28/379,294.74 = 75,365.73/x
  3. Step 3: Cross multiply
    252,863.28x = 379,294.74 × 75,365.73
  4. Step 4: Simplify right side
    252,863.28x = 28,585,824,965.26
  5. Step 5: Solve for x
    x = 28,585,824,965.26/252,863.28
  6. Step 6: Final answer
    x = 113,048.54

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1.5x scale

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.