Finding the Third Proportional to 186,968 and 405,484
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Solution
The third proportional to 186,968 and 405,484 is: 879,387.24
Step by Step Solution
- Step 1: Write the proportion equation
186,968 : 405,484 = 405,484 : x - Step 2: Convert to fraction form
186,968/405,484 = 405,484/x - Step 3: Cross multiply
186,968x = 405,484 × 405,484 - Step 4: Simplify right side
186,968x = 164,417,274,256 - Step 5: Solve for x
x = 164,417,274,256/186,968 - Step 6: Final answer
x = 879,387.24
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.