Home / 548,040.60-821,672.10-248,664.60

Finding the Fourth Proportional to 548,040.60, 821,672.10 and 248,664.60

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Solution

The fourth proportional to 548,040.60, 821,672.10 and 248,664.60 is: 372,820.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,040.60 : 821,672.10 = 248,664.60 : x
  2. Step 2: Convert to fraction form
    548,040.60/821,672.10 = 248,664.60/x
  3. Step 3: Cross multiply
    548,040.60x = 821,672.10 × 248,664.60
  4. Step 4: Simplify right side
    548,040.60x = 204,320,764,077.66
  5. Step 5: Solve for x
    x = 204,320,764,077.66/548,040.60
  6. Step 6: Final answer
    x = 372,820.49

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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.