Home / 725,735.52-1,089,098.64-252,416.16

Finding the Fourth Proportional to 725,735.52, 1,089,098.64 and 252,416.16

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Solution

The fourth proportional to 725,735.52, 1,089,098.64 and 252,416.16 is: 378,796.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,735.52 : 1,089,098.64 = 252,416.16 : x
  2. Step 2: Convert to fraction form
    725,735.52/1,089,098.64 = 252,416.16/x
  3. Step 3: Cross multiply
    725,735.52x = 1,089,098.64 × 252,416.16
  4. Step 4: Simplify right side
    725,735.52x = 274,906,096,570.02
  5. Step 5: Solve for x
    x = 274,906,096,570.02/725,735.52
  6. Step 6: Final answer
    x = 378,796.53

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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.