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Finding the Fourth Proportional to 494,549.37, 741,803.54 and 228,221.37

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Solution

The fourth proportional to 494,549.37, 741,803.54 and 228,221.37 is: 342,322.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,549.37 : 741,803.54 = 228,221.37 : x
  2. Step 2: Convert to fraction form
    494,549.37/741,803.54 = 228,221.37/x
  3. Step 3: Cross multiply
    494,549.37x = 741,803.54 × 228,221.37
  4. Step 4: Simplify right side
    494,549.37x = 169,295,419,028.54
  5. Step 5: Solve for x
    x = 169,295,419,028.54/494,549.37
  6. Step 6: Final answer
    x = 342,322.59

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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.