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Finding the Fourth Proportional to 467,272.64, 644,791.92 and 273,650.24

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Solution

The fourth proportional to 467,272.64, 644,791.92 and 273,650.24 is: 377,611.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,272.64 : 644,791.92 = 273,650.24 : x
  2. Step 2: Convert to fraction form
    467,272.64/644,791.92 = 273,650.24/x
  3. Step 3: Cross multiply
    467,272.64x = 644,791.92 × 273,650.24
  4. Step 4: Simplify right side
    467,272.64x = 176,447,463,658.06
  5. Step 5: Solve for x
    x = 176,447,463,658.06/467,272.64
  6. Step 6: Final answer
    x = 377,611.37

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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.