Finding the Fourth Proportional to 324,990.47, 448,485.30 and 181,751.08
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Solution
The fourth proportional to 324,990.47, 448,485.30 and 181,751.08 is: 250,815.62
Step by Step Solution
- Step 1: Write the proportion equation
324,990.47 : 448,485.30 = 181,751.08 : x - Step 2: Convert to fraction form
324,990.47/448,485.30 = 181,751.08/x - Step 3: Cross multiply
324,990.47x = 448,485.30 × 181,751.08 - Step 4: Simplify right side
324,990.47x = 81,512,686,517.91 - Step 5: Solve for x
x = 81,512,686,517.91/324,990.47 - Step 6: Final answer
x = 250,815.62
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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.