Home / 483,992.20-667,924.50-269,141.32

Finding the Fourth Proportional to 483,992.20, 667,924.50 and 269,141.32

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Solution

The fourth proportional to 483,992.20, 667,924.50 and 269,141.32 is: 371,423.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,992.20 : 667,924.50 = 269,141.32 : x
  2. Step 2: Convert to fraction form
    483,992.20/667,924.50 = 269,141.32/x
  3. Step 3: Cross multiply
    483,992.20x = 667,924.50 × 269,141.32
  4. Step 4: Simplify right side
    483,992.20x = 179,766,081,590.34
  5. Step 5: Solve for x
    x = 179,766,081,590.34/483,992.20
  6. Step 6: Final answer
    x = 371,423.51

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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.