Home / 1,089,306.20-1,633,971.18-331,270.94

Finding the Fourth Proportional to 1,089,306.20, 1,633,971.18 and 331,270.94

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Solution

The fourth proportional to 1,089,306.20, 1,633,971.18 and 331,270.94 is: 496,910.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,306.20 : 1,633,971.18 = 331,270.94 : x
  2. Step 2: Convert to fraction form
    1,089,306.20/1,633,971.18 = 331,270.94/x
  3. Step 3: Cross multiply
    1,089,306.20x = 1,633,971.18 × 331,270.94
  4. Step 4: Simplify right side
    1,089,306.20x = 541,287,168,731.51
  5. Step 5: Solve for x
    x = 541,287,168,731.51/1,089,306.20
  6. Step 6: Final answer
    x = 496,910.02

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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.