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Finding the Fourth Proportional to 324,649.41, 448,015.24 and 181,409.59

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Solution

The fourth proportional to 324,649.41, 448,015.24 and 181,409.59 is: 250,344.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,649.41 : 448,015.24 = 181,409.59 : x
  2. Step 2: Convert to fraction form
    324,649.41/448,015.24 = 181,409.59/x
  3. Step 3: Cross multiply
    324,649.41x = 448,015.24 × 181,409.59
  4. Step 4: Simplify right side
    324,649.41x = 81,274,261,002.15
  5. Step 5: Solve for x
    x = 81,274,261,002.15/324,649.41
  6. Step 6: Final answer
    x = 250,344.71

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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.