Finding the Fourth Proportional to 322,229.23, 444,604.75 and 194,902.09
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Solution
The fourth proportional to 322,229.23, 444,604.75 and 194,902.09 is: 268,921.58
Step by Step Solution
- Step 1: Write the proportion equation
322,229.23 : 444,604.75 = 194,902.09 : x - Step 2: Convert to fraction form
322,229.23/444,604.75 = 194,902.09/x - Step 3: Cross multiply
322,229.23x = 444,604.75 × 194,902.09 - Step 4: Simplify right side
322,229.23x = 86,654,394,998.93 - Step 5: Solve for x
x = 86,654,394,998.93/322,229.23 - Step 6: Final answer
x = 268,921.58
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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.