Home / 1,089,755.33-1,634,694.47-331,621.51

Finding the Fourth Proportional to 1,089,755.33, 1,634,694.47 and 331,621.51

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Solution

The fourth proportional to 1,089,755.33, 1,634,694.47 and 331,621.51 is: 497,450.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,755.33 : 1,634,694.47 = 331,621.51 : x
  2. Step 2: Convert to fraction form
    1,089,755.33/1,634,694.47 = 331,621.51/x
  3. Step 3: Cross multiply
    1,089,755.33x = 1,634,694.47 × 331,621.51
  4. Step 4: Simplify right side
    1,089,755.33x = 542,099,838,698.47
  5. Step 5: Solve for x
    x = 542,099,838,698.47/1,089,755.33
  6. Step 6: Final answer
    x = 497,450.96

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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.