Finding the Fourth Proportional to 324,619.58, 447,966.59 and 181,380.62
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Solution
The fourth proportional to 324,619.58, 447,966.59 and 181,380.62 is: 250,300.55
Step by Step Solution
- Step 1: Write the proportion equation
324,619.58 : 447,966.59 = 181,380.62 : x - Step 2: Convert to fraction form
324,619.58/447,966.59 = 181,380.62/x - Step 3: Cross multiply
324,619.58x = 447,966.59 × 181,380.62 - Step 4: Simplify right side
324,619.58x = 81,252,457,833.49 - Step 5: Solve for x
x = 81,252,457,833.49/324,619.58 - Step 6: Final answer
x = 250,300.55
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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.