Finding the Fourth Proportional to 807,673.23, 1,212,071.99 and 334,361.07
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Solution
The fourth proportional to 807,673.23, 1,212,071.99 and 334,361.07 is: 501,774.32
Step by Step Solution
- Step 1: Write the proportion equation
807,673.23 : 1,212,071.99 = 334,361.07 : x - Step 2: Convert to fraction form
807,673.23/1,212,071.99 = 334,361.07/x - Step 3: Cross multiply
807,673.23x = 1,212,071.99 × 334,361.07 - Step 4: Simplify right side
807,673.23x = 405,269,685,821.62 - Step 5: Solve for x
x = 405,269,685,821.62/807,673.23 - Step 6: Final answer
x = 501,774.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.