Finding the Third Proportional to 142,212.75 and 304,665.75
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Solution
The third proportional to 142,212.75 and 304,665.75 is: 652,692.67
Step by Step Solution
- Step 1: Write the proportion equation
142,212.75 : 304,665.75 = 304,665.75 : x - Step 2: Convert to fraction form
142,212.75/304,665.75 = 304,665.75/x - Step 3: Cross multiply
142,212.75x = 304,665.75 × 304,665.75 - Step 4: Simplify right side
142,212.75x = 92,821,219,223.06 - Step 5: Solve for x
x = 92,821,219,223.06/142,212.75 - Step 6: Final answer
x = 652,692.67
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.