Home / 804,974.10-1,207,502.52-205,940.43

Finding the Fourth Proportional to 804,974.10, 1,207,502.52 and 205,940.43

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Solution

The fourth proportional to 804,974.10, 1,207,502.52 and 205,940.43 is: 308,921.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,974.10 : 1,207,502.52 = 205,940.43 : x
  2. Step 2: Convert to fraction form
    804,974.10/1,207,502.52 = 205,940.43/x
  3. Step 3: Cross multiply
    804,974.10x = 1,207,502.52 × 205,940.43
  4. Step 4: Simplify right side
    804,974.10x = 248,673,588,194.88
  5. Step 5: Solve for x
    x = 248,673,588,194.88/804,974.10
  6. Step 6: Final answer
    x = 308,921.23

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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.