Home / 263,538.90-363,743.46-206,064.54

Finding the Fourth Proportional to 263,538.90, 363,743.46 and 206,064.54

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Solution

The fourth proportional to 263,538.90, 363,743.46 and 206,064.54 is: 284,415.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,538.90 : 363,743.46 = 206,064.54 : x
  2. Step 2: Convert to fraction form
    263,538.90/363,743.46 = 206,064.54/x
  3. Step 3: Cross multiply
    263,538.90x = 363,743.46 × 206,064.54
  4. Step 4: Simplify right side
    263,538.90x = 74,954,628,762.91
  5. Step 5: Solve for x
    x = 74,954,628,762.91/263,538.90
  6. Step 6: Final answer
    x = 284,415.81

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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.