Home / 1,089,753.33-1,634,691.47-331,619.49

Finding the Fourth Proportional to 1,089,753.33, 1,634,691.47 and 331,619.49

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Solution

The fourth proportional to 1,089,753.33, 1,634,691.47 and 331,619.49 is: 497,447.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,753.33 : 1,634,691.47 = 331,619.49 : x
  2. Step 2: Convert to fraction form
    1,089,753.33/1,634,691.47 = 331,619.49/x
  3. Step 3: Cross multiply
    1,089,753.33x = 1,634,691.47 × 331,619.49
  4. Step 4: Simplify right side
    1,089,753.33x = 542,095,549,930.65
  5. Step 5: Solve for x
    x = 542,095,549,930.65/1,089,753.33
  6. Step 6: Final answer
    x = 497,447.94

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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.