Finding the Third Proportional to 146,438.63 and 319,728.50
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Solution
The third proportional to 146,438.63 and 319,728.50 is: 698,082.99
Step by Step Solution
- Step 1: Write the proportion equation
146,438.63 : 319,728.50 = 319,728.50 : x - Step 2: Convert to fraction form
146,438.63/319,728.50 = 319,728.50/x - Step 3: Cross multiply
146,438.63x = 319,728.50 × 319,728.50 - Step 4: Simplify right side
146,438.63x = 102,226,313,712.25 - Step 5: Solve for x
x = 102,226,313,712.25/146,438.63 - Step 6: Final answer
x = 698,082.99
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.