Finding the Fourth Proportional to 324,454.84, 447,742.92 and 181,216.87
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Solution
The fourth proportional to 324,454.84, 447,742.92 and 181,216.87 is: 250,076.62
Step by Step Solution
- Step 1: Write the proportion equation
324,454.84 : 447,742.92 = 181,216.87 : x - Step 2: Convert to fraction form
324,454.84/447,742.92 = 181,216.87/x - Step 3: Cross multiply
324,454.84x = 447,742.92 × 181,216.87 - Step 4: Simplify right side
324,454.84x = 81,138,570,527.06 - Step 5: Solve for x
x = 81,138,570,527.06/324,454.84 - Step 6: Final answer
x = 250,076.62
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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.