Home / 1,089,952.11-1,634,739.48-331,609.86

Finding the Fourth Proportional to 1,089,952.11, 1,634,739.48 and 331,609.86

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Solution

The fourth proportional to 1,089,952.11, 1,634,739.48 and 331,609.86 is: 497,357.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,952.11 : 1,634,739.48 = 331,609.86 : x
  2. Step 2: Convert to fraction form
    1,089,952.11/1,634,739.48 = 331,609.86/x
  3. Step 3: Cross multiply
    1,089,952.11x = 1,634,739.48 × 331,609.86
  4. Step 4: Simplify right side
    1,089,952.11x = 542,095,730,099.27
  5. Step 5: Solve for x
    x = 542,095,730,099.27/1,089,952.11
  6. Step 6: Final answer
    x = 497,357.38

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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.