Home / 263,565.44-363,771.96-206,091.20

Finding the Fourth Proportional to 263,565.44, 363,771.96 and 206,091.20

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Solution

The fourth proportional to 263,565.44, 363,771.96 and 206,091.20 is: 284,446.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,565.44 : 363,771.96 = 206,091.20 : x
  2. Step 2: Convert to fraction form
    263,565.44/363,771.96 = 206,091.20/x
  3. Step 3: Cross multiply
    263,565.44x = 363,771.96 × 206,091.20
  4. Step 4: Simplify right side
    263,565.44x = 74,970,199,762.75
  5. Step 5: Solve for x
    x = 74,970,199,762.75/263,565.44
  6. Step 6: Final answer
    x = 284,446.25

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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.