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Finding the Fourth Proportional to 325,889.37, 449,256.36 and 228,797.64

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Solution

The fourth proportional to 325,889.37, 449,256.36 and 228,797.64 is: 315,410.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,889.37 : 449,256.36 = 228,797.64 : x
  2. Step 2: Convert to fraction form
    325,889.37/449,256.36 = 228,797.64/x
  3. Step 3: Cross multiply
    325,889.37x = 449,256.36 × 228,797.64
  4. Step 4: Simplify right side
    325,889.37x = 102,788,794,922.99
  5. Step 5: Solve for x
    x = 102,788,794,922.99/325,889.37
  6. Step 6: Final answer
    x = 315,410.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.