Finding the Third Proportional to 155,322.75 and 339,723.75
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Solution
The third proportional to 155,322.75 and 339,723.75 is: 743,047.79
Step by Step Solution
- Step 1: Write the proportion equation
155,322.75 : 339,723.75 = 339,723.75 : x - Step 2: Convert to fraction form
155,322.75/339,723.75 = 339,723.75/x - Step 3: Cross multiply
155,322.75x = 339,723.75 × 339,723.75 - Step 4: Simplify right side
155,322.75x = 115,412,226,314.06 - Step 5: Solve for x
x = 115,412,226,314.06/155,322.75 - Step 6: Final answer
x = 743,047.79
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.