Finding the Third Proportional to 168,678.75 and 349,293.75
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Solution
The third proportional to 168,678.75 and 349,293.75 is: 723,304.65
Step by Step Solution
- Step 1: Write the proportion equation
168,678.75 : 349,293.75 = 349,293.75 : x - Step 2: Convert to fraction form
168,678.75/349,293.75 = 349,293.75/x - Step 3: Cross multiply
168,678.75x = 349,293.75 × 349,293.75 - Step 4: Simplify right side
168,678.75x = 122,006,123,789.06 - Step 5: Solve for x
x = 122,006,123,789.06/168,678.75 - Step 6: Final answer
x = 723,304.65
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Why These Related Problems?
These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.