Home / 447,867.24-617,949.45-254,231.88

Finding the Fourth Proportional to 447,867.24, 617,949.45 and 254,231.88

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Solution

The fourth proportional to 447,867.24, 617,949.45 and 254,231.88 is: 350,779.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,867.24 : 617,949.45 = 254,231.88 : x
  2. Step 2: Convert to fraction form
    447,867.24/617,949.45 = 254,231.88/x
  3. Step 3: Cross multiply
    447,867.24x = 617,949.45 × 254,231.88
  4. Step 4: Simplify right side
    447,867.24x = 157,102,450,418.47
  5. Step 5: Solve for x
    x = 157,102,450,418.47/447,867.24
  6. Step 6: Final answer
    x = 350,779.06

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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.