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Finding the Fourth Proportional to 334,250.91, 501,273.90 and 120,993.30

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Solution

The fourth proportional to 334,250.91, 501,273.90 and 120,993.30 is: 181,452.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,250.91 : 501,273.90 = 120,993.30 : x
  2. Step 2: Convert to fraction form
    334,250.91/501,273.90 = 120,993.30/x
  3. Step 3: Cross multiply
    334,250.91x = 501,273.90 × 120,993.30
  4. Step 4: Simplify right side
    334,250.91x = 60,650,783,364.87
  5. Step 5: Solve for x
    x = 60,650,783,364.87/334,250.91
  6. Step 6: Final answer
    x = 181,452.86

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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.