Home / 481,853.29-664,939.60-277,912.75

Finding the Fourth Proportional to 481,853.29, 664,939.60 and 277,912.75

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Solution

The fourth proportional to 481,853.29, 664,939.60 and 277,912.75 is: 383,509.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,853.29 : 664,939.60 = 277,912.75 : x
  2. Step 2: Convert to fraction form
    481,853.29/664,939.60 = 277,912.75/x
  3. Step 3: Cross multiply
    481,853.29x = 664,939.60 × 277,912.75
  4. Step 4: Simplify right side
    481,853.29x = 184,795,192,819.90
  5. Step 5: Solve for x
    x = 184,795,192,819.90/481,853.29
  6. Step 6: Final answer
    x = 383,509.25

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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.