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Finding the Fourth Proportional to 383,014.08, 574,783.56 and 133,696.08

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Solution

The fourth proportional to 383,014.08, 574,783.56 and 133,696.08 is: 200,635.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,014.08 : 574,783.56 = 133,696.08 : x
  2. Step 2: Convert to fraction form
    383,014.08/574,783.56 = 133,696.08/x
  3. Step 3: Cross multiply
    383,014.08x = 574,783.56 × 133,696.08
  4. Step 4: Simplify right side
    383,014.08x = 76,846,308,820.44
  5. Step 5: Solve for x
    x = 76,846,308,820.44/383,014.08
  6. Step 6: Final answer
    x = 200,635.73

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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.