Finding the Third Proportional to 221,926 and 314,021
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Solution
The third proportional to 221,926 and 314,021 is: 444,333.64
Step by Step Solution
- Step 1: Write the proportion equation
221,926 : 314,021 = 314,021 : x - Step 2: Convert to fraction form
221,926/314,021 = 314,021/x - Step 3: Cross multiply
221,926x = 314,021 × 314,021 - Step 4: Simplify right side
221,926x = 98,609,188,441 - Step 5: Solve for x
x = 98,609,188,441/221,926 - Step 6: Final answer
x = 444,333.64
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Why These Related Problems?
These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.