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Finding the Fourth Proportional to 324,901.22, 448,362.22 and 181,661.26

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Solution

The fourth proportional to 324,901.22, 448,362.22 and 181,661.26 is: 250,691.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,901.22 : 448,362.22 = 181,661.26 : x
  2. Step 2: Convert to fraction form
    324,901.22/448,362.22 = 181,661.26/x
  3. Step 3: Cross multiply
    324,901.22x = 448,362.22 × 181,661.26
  4. Step 4: Simplify right side
    324,901.22x = 81,450,044,246.54
  5. Step 5: Solve for x
    x = 81,450,044,246.54/324,901.22
  6. Step 6: Final answer
    x = 250,691.72

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1.5x scale

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.