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Finding the Fourth Proportional to 609,481.72, 914,812.26 and 294,160.60

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Solution

The fourth proportional to 609,481.72, 914,812.26 and 294,160.60 is: 441,525.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,481.72 : 914,812.26 = 294,160.60 : x
  2. Step 2: Convert to fraction form
    609,481.72/914,812.26 = 294,160.60/x
  3. Step 3: Cross multiply
    609,481.72x = 914,812.26 × 294,160.60
  4. Step 4: Simplify right side
    609,481.72x = 269,101,723,288.96
  5. Step 5: Solve for x
    x = 269,101,723,288.96/609,481.72
  6. Step 6: Final answer
    x = 441,525.50

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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.