Finding the Third Proportional to 189,703.25 and 406,449.75
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Solution
The third proportional to 189,703.25 and 406,449.75 is: 870,841.17
Step by Step Solution
- Step 1: Write the proportion equation
189,703.25 : 406,449.75 = 406,449.75 : x - Step 2: Convert to fraction form
189,703.25/406,449.75 = 406,449.75/x - Step 3: Cross multiply
189,703.25x = 406,449.75 × 406,449.75 - Step 4: Simplify right side
189,703.25x = 165,201,399,275.06 - Step 5: Solve for x
x = 165,201,399,275.06/189,703.25 - Step 6: Final answer
x = 870,841.17
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These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.