Home / 804,976.10-1,207,505.52-205,942.43

Finding the Fourth Proportional to 804,976.10, 1,207,505.52 and 205,942.43

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Solution

The fourth proportional to 804,976.10, 1,207,505.52 and 205,942.43 is: 308,924.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,976.10 : 1,207,505.52 = 205,942.43 : x
  2. Step 2: Convert to fraction form
    804,976.10/1,207,505.52 = 205,942.43/x
  3. Step 3: Cross multiply
    804,976.10x = 1,207,505.52 × 205,942.43
  4. Step 4: Simplify right side
    804,976.10x = 248,676,621,027.21
  5. Step 5: Solve for x
    x = 248,676,621,027.21/804,976.10
  6. Step 6: Final answer
    x = 308,924.23

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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.