Finding the Fourth Proportional to 674,049.49, 930,193.73 and 372,243.49
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Solution
The fourth proportional to 674,049.49, 930,193.73 and 372,243.49 is: 513,699.02
Step by Step Solution
- Step 1: Write the proportion equation
674,049.49 : 930,193.73 = 372,243.49 : x - Step 2: Convert to fraction form
674,049.49/930,193.73 = 372,243.49/x - Step 3: Cross multiply
674,049.49x = 930,193.73 × 372,243.49 - Step 4: Simplify right side
674,049.49x = 346,258,560,431.32 - Step 5: Solve for x
x = 346,258,560,431.32/674,049.49 - Step 6: Final answer
x = 513,699.02
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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.