Home / 322,739.18-483,665.88-204,198.31

Finding the Fourth Proportional to 322,739.18, 483,665.88 and 204,198.31

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Solution

The fourth proportional to 322,739.18, 483,665.88 and 204,198.31 is: 306,017.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,739.18 : 483,665.88 = 204,198.31 : x
  2. Step 2: Convert to fraction form
    322,739.18/483,665.88 = 204,198.31/x
  3. Step 3: Cross multiply
    322,739.18x = 483,665.88 × 204,198.31
  4. Step 4: Simplify right side
    322,739.18x = 98,763,756,670.99
  5. Step 5: Solve for x
    x = 98,763,756,670.99/322,739.18
  6. Step 6: Final answer
    x = 306,017.25

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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.