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Finding the Fourth Proportional to 481,190.58, 664,066.62 and 277,273.44

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Solution

The fourth proportional to 481,190.58, 664,066.62 and 277,273.44 is: 382,650.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,190.58 : 664,066.62 = 277,273.44 : x
  2. Step 2: Convert to fraction form
    481,190.58/664,066.62 = 277,273.44/x
  3. Step 3: Cross multiply
    481,190.58x = 664,066.62 × 277,273.44
  4. Step 4: Simplify right side
    481,190.58x = 184,128,036,116.57
  5. Step 5: Solve for x
    x = 184,128,036,116.57/481,190.58
  6. Step 6: Final answer
    x = 382,650.96

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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.