Home / 280,351.48-419,982.54-248,936.44

Finding the Fourth Proportional to 280,351.48, 419,982.54 and 248,936.44

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Solution

The fourth proportional to 280,351.48, 419,982.54 and 248,936.44 is: 372,921.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,351.48 : 419,982.54 = 248,936.44 : x
  2. Step 2: Convert to fraction form
    280,351.48/419,982.54 = 248,936.44/x
  3. Step 3: Cross multiply
    280,351.48x = 419,982.54 × 248,936.44
  4. Step 4: Simplify right side
    280,351.48x = 104,548,958,369.76
  5. Step 5: Solve for x
    x = 104,548,958,369.76/280,351.48
  6. Step 6: Final answer
    x = 372,921.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.