Finding the Fourth Proportional to 303,191.89, 454,822.76 and 100,805.99
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Solution
The fourth proportional to 303,191.89, 454,822.76 and 100,805.99 is: 151,220.60
Step by Step Solution
- Step 1: Write the proportion equation
303,191.89 : 454,822.76 = 100,805.99 : x - Step 2: Convert to fraction form
303,191.89/454,822.76 = 100,805.99/x - Step 3: Cross multiply
303,191.89x = 454,822.76 × 100,805.99 - Step 4: Simplify right side
303,191.89x = 45,848,858,092.30 - Step 5: Solve for x
x = 45,848,858,092.30/303,191.89 - Step 6: Final answer
x = 151,220.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.