Finding the Fourth Proportional to 343,891.75, 474,614.37 and 192,988.75
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Solution
The fourth proportional to 343,891.75, 474,614.37 and 192,988.75 is: 266,349.03
Step by Step Solution
- Step 1: Write the proportion equation
343,891.75 : 474,614.37 = 192,988.75 : x - Step 2: Convert to fraction form
343,891.75/474,614.37 = 192,988.75/x - Step 3: Cross multiply
343,891.75x = 474,614.37 × 192,988.75 - Step 4: Simplify right side
343,891.75x = 91,595,233,998.34 - Step 5: Solve for x
x = 91,595,233,998.34/343,891.75 - Step 6: Final answer
x = 266,349.03
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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.