Home / 799,890.96-1,103,917.92-455,832.12

Finding the Fourth Proportional to 799,890.96, 1,103,917.92 and 455,832.12

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Solution

The fourth proportional to 799,890.96, 1,103,917.92 and 455,832.12 is: 629,087.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,890.96 : 1,103,917.92 = 455,832.12 : x
  2. Step 2: Convert to fraction form
    799,890.96/1,103,917.92 = 455,832.12/x
  3. Step 3: Cross multiply
    799,890.96x = 1,103,917.92 × 455,832.12
  4. Step 4: Simplify right side
    799,890.96x = 503,201,245,779.59
  5. Step 5: Solve for x
    x = 503,201,245,779.59/799,890.96
  6. Step 6: Final answer
    x = 629,087.30

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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.