Home / 481,727.76-664,855.06-277,738.75

Finding the Fourth Proportional to 481,727.76, 664,855.06 and 277,738.75

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Solution

The fourth proportional to 481,727.76, 664,855.06 and 277,738.75 is: 383,320.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,727.76 : 664,855.06 = 277,738.75 : x
  2. Step 2: Convert to fraction form
    481,727.76/664,855.06 = 277,738.75/x
  3. Step 3: Cross multiply
    481,727.76x = 664,855.06 × 277,738.75
  4. Step 4: Simplify right side
    481,727.76x = 184,656,012,864.29
  5. Step 5: Solve for x
    x = 184,656,012,864.29/481,727.76
  6. Step 6: Final answer
    x = 383,320.27

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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.