Home / 789,788.48-1,089,933.12-432,092.48

Finding the Fourth Proportional to 789,788.48, 1,089,933.12 and 432,092.48

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Solution

The fourth proportional to 789,788.48, 1,089,933.12 and 432,092.48 is: 596,301.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,788.48 : 1,089,933.12 = 432,092.48 : x
  2. Step 2: Convert to fraction form
    789,788.48/1,089,933.12 = 432,092.48/x
  3. Step 3: Cross multiply
    789,788.48x = 1,089,933.12 × 432,092.48
  4. Step 4: Simplify right side
    789,788.48x = 470,951,904,854.94
  5. Step 5: Solve for x
    x = 470,951,904,854.94/789,788.48
  6. Step 6: Final answer
    x = 596,301.31

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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.