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Finding the Fourth Proportional to 449,759.44, 675,261.24 and 228,298.96

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Solution

The fourth proportional to 449,759.44, 675,261.24 and 228,298.96 is: 342,764.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,759.44 : 675,261.24 = 228,298.96 : x
  2. Step 2: Convert to fraction form
    449,759.44/675,261.24 = 228,298.96/x
  3. Step 3: Cross multiply
    449,759.44x = 675,261.24 × 228,298.96
  4. Step 4: Simplify right side
    449,759.44x = 154,161,438,820.31
  5. Step 5: Solve for x
    x = 154,161,438,820.31/449,759.44
  6. Step 6: Final answer
    x = 342,764.21

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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.