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Finding the Fourth Proportional to 332,044.64, 455,906.48 and 323,384.48

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Solution

The fourth proportional to 332,044.64, 455,906.48 and 323,384.48 is: 444,015.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,044.64 : 455,906.48 = 323,384.48 : x
  2. Step 2: Convert to fraction form
    332,044.64/455,906.48 = 323,384.48/x
  3. Step 3: Cross multiply
    332,044.64x = 455,906.48 × 323,384.48
  4. Step 4: Simplify right side
    332,044.64x = 147,433,079,963.43
  5. Step 5: Solve for x
    x = 147,433,079,963.43/332,044.64
  6. Step 6: Final answer
    x = 444,015.84

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.