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Finding the Fourth Proportional to 481,550.26, 664,537.94 and 277,600

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Solution

The fourth proportional to 481,550.26, 664,537.94 and 277,600 is: 383,087.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,550.26 : 664,537.94 = 277,600 : x
  2. Step 2: Convert to fraction form
    481,550.26/664,537.94 = 277,600/x
  3. Step 3: Cross multiply
    481,550.26x = 664,537.94 × 277,600
  4. Step 4: Simplify right side
    481,550.26x = 184,475,732,144.00
  5. Step 5: Solve for x
    x = 184,475,732,144.00/481,550.26
  6. Step 6: Final answer
    x = 383,087.18

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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.