Home / 1,089,757.45-1,634,697.65-331,623.62

Finding the Fourth Proportional to 1,089,757.45, 1,634,697.65 and 331,623.62

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Solution

The fourth proportional to 1,089,757.45, 1,634,697.65 and 331,623.62 is: 497,454.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,757.45 : 1,634,697.65 = 331,623.62 : x
  2. Step 2: Convert to fraction form
    1,089,757.45/1,634,697.65 = 331,623.62/x
  3. Step 3: Cross multiply
    1,089,757.45x = 1,634,697.65 × 331,623.62
  4. Step 4: Simplify right side
    1,089,757.45x = 542,104,351,084.18
  5. Step 5: Solve for x
    x = 542,104,351,084.18/1,089,757.45
  6. Step 6: Final answer
    x = 497,454.14

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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.