Home / 718,614.48-1,077,608.78-206,166.56

Finding the Fourth Proportional to 718,614.48, 1,077,608.78 and 206,166.56

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Solution

The fourth proportional to 718,614.48, 1,077,608.78 and 206,166.56 is: 309,160.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,614.48 : 1,077,608.78 = 206,166.56 : x
  2. Step 2: Convert to fraction form
    718,614.48/1,077,608.78 = 206,166.56/x
  3. Step 3: Cross multiply
    718,614.48x = 1,077,608.78 × 206,166.56
  4. Step 4: Simplify right side
    718,614.48x = 222,166,895,198.40
  5. Step 5: Solve for x
    x = 222,166,895,198.40/718,614.48
  6. Step 6: Final answer
    x = 309,160.06

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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.