Home / 725,887.44-1,089,052.65-371,150.64

Finding the Fourth Proportional to 725,887.44, 1,089,052.65 and 371,150.64

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Solution

The fourth proportional to 725,887.44, 1,089,052.65 and 371,150.64 is: 556,839.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,887.44 : 1,089,052.65 = 371,150.64 : x
  2. Step 2: Convert to fraction form
    725,887.44/1,089,052.65 = 371,150.64/x
  3. Step 3: Cross multiply
    725,887.44x = 1,089,052.65 × 371,150.64
  4. Step 4: Simplify right side
    725,887.44x = 404,202,588,041.20
  5. Step 5: Solve for x
    x = 404,202,588,041.20/725,887.44
  6. Step 6: Final answer
    x = 556,839.21

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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.