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Finding the Fourth Proportional to 293,940.20, 440,254.20 and 227,163.80

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Solution

The fourth proportional to 293,940.20, 440,254.20 and 227,163.80 is: 340,238.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,940.20 : 440,254.20 = 227,163.80 : x
  2. Step 2: Convert to fraction form
    293,940.20/440,254.20 = 227,163.80/x
  3. Step 3: Cross multiply
    293,940.20x = 440,254.20 × 227,163.80
  4. Step 4: Simplify right side
    293,940.20x = 100,009,817,037.96
  5. Step 5: Solve for x
    x = 100,009,817,037.96/293,940.20
  6. Step 6: Final answer
    x = 340,238.65

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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.