Home / 1,089,954.90-1,635,282.41-331,943.00

Finding the Fourth Proportional to 1,089,954.90, 1,635,282.41 and 331,943.00

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Solution

The fourth proportional to 1,089,954.90, 1,635,282.41 and 331,943.00 is: 498,021.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,954.90 : 1,635,282.41 = 331,943.00 : x
  2. Step 2: Convert to fraction form
    1,089,954.90/1,635,282.41 = 331,943.00/x
  3. Step 3: Cross multiply
    1,089,954.90x = 1,635,282.41 × 331,943.00
  4. Step 4: Simplify right side
    1,089,954.90x = 542,820,539,186.50
  5. Step 5: Solve for x
    x = 542,820,539,186.50/1,089,954.90
  6. Step 6: Final answer
    x = 498,021.10

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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.