Home / 1,089,958.15-1,635,287.28-331,946.25

Finding the Fourth Proportional to 1,089,958.15, 1,635,287.28 and 331,946.25

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Solution

The fourth proportional to 1,089,958.15, 1,635,287.28 and 331,946.25 is: 498,025.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,958.15 : 1,635,287.28 = 331,946.25 : x
  2. Step 2: Convert to fraction form
    1,089,958.15/1,635,287.28 = 331,946.25/x
  3. Step 3: Cross multiply
    1,089,958.15x = 1,635,287.28 × 331,946.25
  4. Step 4: Simplify right side
    1,089,958.15x = 542,827,472,092.26
  5. Step 5: Solve for x
    x = 542,827,472,092.26/1,089,958.15
  6. Step 6: Final answer
    x = 498,025.98

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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.