Finding the Third Proportional to 222,172.88 and 317,487.09
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Solution
The third proportional to 222,172.88 and 317,487.09 is: 453,691.99
Step by Step Solution
- Step 1: Write the proportion equation
222,172.88 : 317,487.09 = 317,487.09 : x - Step 2: Convert to fraction form
222,172.88/317,487.09 = 317,487.09/x - Step 3: Cross multiply
222,172.88x = 317,487.09 × 317,487.09 - Step 4: Simplify right side
222,172.88x = 100,798,054,697.82 - Step 5: Solve for x
x = 100,798,054,697.82/222,172.88 - Step 6: Final answer
x = 453,691.99
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These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.