Home / 1,086,005.48-1,629,242.22-327,783.56

Finding the Fourth Proportional to 1,086,005.48, 1,629,242.22 and 327,783.56

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Solution

The fourth proportional to 1,086,005.48, 1,629,242.22 and 327,783.56 is: 491,745.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,005.48 : 1,629,242.22 = 327,783.56 : x
  2. Step 2: Convert to fraction form
    1,086,005.48/1,629,242.22 = 327,783.56/x
  3. Step 3: Cross multiply
    1,086,005.48x = 1,629,242.22 × 327,783.56
  4. Step 4: Simplify right side
    1,086,005.48x = 534,038,814,973.90
  5. Step 5: Solve for x
    x = 534,038,814,973.90/1,086,005.48
  6. Step 6: Final answer
    x = 491,745.97

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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.