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Finding the Fourth Proportional to 467,573.48, 645,238.49 and 263,622.62

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Solution

The fourth proportional to 467,573.48, 645,238.49 and 263,622.62 is: 363,791.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,573.48 : 645,238.49 = 263,622.62 : x
  2. Step 2: Convert to fraction form
    467,573.48/645,238.49 = 263,622.62/x
  3. Step 3: Cross multiply
    467,573.48x = 645,238.49 × 263,622.62
  4. Step 4: Simplify right side
    467,573.48x = 170,099,456,714.34
  5. Step 5: Solve for x
    x = 170,099,456,714.34/467,573.48
  6. Step 6: Final answer
    x = 363,791.93

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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.