Finding the Third Proportional to 291,796 and 634,717
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Solution
The third proportional to 291,796 and 634,717 is: 1,380,641.51
Step by Step Solution
- Step 1: Write the proportion equation
291,796 : 634,717 = 634,717 : x - Step 2: Convert to fraction form
291,796/634,717 = 634,717/x - Step 3: Cross multiply
291,796x = 634,717 × 634,717 - Step 4: Simplify right side
291,796x = 402,865,670,089 - Step 5: Solve for x
x = 402,865,670,089/291,796 - Step 6: Final answer
x = 1,380,641.51
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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.