Finding the Third Proportional to 274,114.13 and 421,875.84
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Solution
The third proportional to 274,114.13 and 421,875.84 is: 649,288.79
Step by Step Solution
- Step 1: Write the proportion equation
274,114.13 : 421,875.84 = 421,875.84 : x - Step 2: Convert to fraction form
274,114.13/421,875.84 = 421,875.84/x - Step 3: Cross multiply
274,114.13x = 421,875.84 × 421,875.84 - Step 4: Simplify right side
274,114.13x = 177,979,227,539.77 - Step 5: Solve for x
x = 177,979,227,539.77/274,114.13 - Step 6: Final answer
x = 649,288.79
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Why These Related Problems?
These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.