Home / 324,390.22-447,659.46-181,155.69

Finding the Fourth Proportional to 324,390.22, 447,659.46 and 181,155.69

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Solution

The fourth proportional to 324,390.22, 447,659.46 and 181,155.69 is: 249,995.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,390.22 : 447,659.46 = 181,155.69 : x
  2. Step 2: Convert to fraction form
    324,390.22/447,659.46 = 181,155.69/x
  3. Step 3: Cross multiply
    324,390.22x = 447,659.46 × 181,155.69
  4. Step 4: Simplify right side
    324,390.22x = 81,096,058,361.33
  5. Step 5: Solve for x
    x = 81,096,058,361.33/324,390.22
  6. Step 6: Final answer
    x = 249,995.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.