Home / 451,637.37-677,470.23-167,399.06

Finding the Fourth Proportional to 451,637.37, 677,470.23 and 167,399.06

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Solution

The fourth proportional to 451,637.37, 677,470.23 and 167,399.06 is: 251,103.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,637.37 : 677,470.23 = 167,399.06 : x
  2. Step 2: Convert to fraction form
    451,637.37/677,470.23 = 167,399.06/x
  3. Step 3: Cross multiply
    451,637.37x = 677,470.23 × 167,399.06
  4. Step 4: Simplify right side
    451,637.37x = 113,407,876,292.63
  5. Step 5: Solve for x
    x = 113,407,876,292.63/451,637.37
  6. Step 6: Final answer
    x = 251,103.84

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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.