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Finding the Fourth Proportional to 324,796.86, 448,218.36 and 181,556.82

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Solution

The fourth proportional to 324,796.86, 448,218.36 and 181,556.82 is: 250,547.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,796.86 : 448,218.36 = 181,556.82 : x
  2. Step 2: Convert to fraction form
    324,796.86/448,218.36 = 181,556.82/x
  3. Step 3: Cross multiply
    324,796.86x = 448,218.36 × 181,556.82
  4. Step 4: Simplify right side
    324,796.86x = 81,377,100,107.22
  5. Step 5: Solve for x
    x = 81,377,100,107.22/324,796.86
  6. Step 6: Final answer
    x = 250,547.68

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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.