Home / 483,240.97-724,249.09-272,997.37

Finding the Fourth Proportional to 483,240.97, 724,249.09 and 272,997.37

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Solution

The fourth proportional to 483,240.97, 724,249.09 and 272,997.37 is: 409,150.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,240.97 : 724,249.09 = 272,997.37 : x
  2. Step 2: Convert to fraction form
    483,240.97/724,249.09 = 272,997.37/x
  3. Step 3: Cross multiply
    483,240.97x = 724,249.09 × 272,997.37
  4. Step 4: Simplify right side
    483,240.97x = 197,718,096,794.89
  5. Step 5: Solve for x
    x = 197,718,096,794.89/483,240.97
  6. Step 6: Final answer
    x = 409,150.11

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1.5x scale

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.