Home / 1,089,998.83-1,635,244.29-331,908.09

Finding the Fourth Proportional to 1,089,998.83, 1,635,244.29 and 331,908.09

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Solution

The fourth proportional to 1,089,998.83, 1,635,244.29 and 331,908.09 is: 497,937.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,998.83 : 1,635,244.29 = 331,908.09 : x
  2. Step 2: Convert to fraction form
    1,089,998.83/1,635,244.29 = 331,908.09/x
  3. Step 3: Cross multiply
    1,089,998.83x = 1,635,244.29 × 331,908.09
  4. Step 4: Simplify right side
    1,089,998.83x = 542,750,808,977.31
  5. Step 5: Solve for x
    x = 542,750,808,977.31/1,089,998.83
  6. Step 6: Final answer
    x = 497,937.06

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1.5x scale

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.