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Finding the Fourth Proportional to 383,255.74, 575,392.29 and 327,454.44

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Solution

The fourth proportional to 383,255.74, 575,392.29 and 327,454.44 is: 491,616.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,255.74 : 575,392.29 = 327,454.44 : x
  2. Step 2: Convert to fraction form
    383,255.74/575,392.29 = 327,454.44/x
  3. Step 3: Cross multiply
    383,255.74x = 575,392.29 × 327,454.44
  4. Step 4: Simplify right side
    383,255.74x = 188,414,760,102.27
  5. Step 5: Solve for x
    x = 188,414,760,102.27/383,255.74
  6. Step 6: Final answer
    x = 491,616.28

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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.