Finding the Fourth Proportional to 804,579.45, 1,110,543.12 and 460,608.09
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Solution
The fourth proportional to 804,579.45, 1,110,543.12 and 460,608.09 is: 635,767.10
Step by Step Solution
- Step 1: Write the proportion equation
804,579.45 : 1,110,543.12 = 460,608.09 : x - Step 2: Convert to fraction form
804,579.45/1,110,543.12 = 460,608.09/x - Step 3: Cross multiply
804,579.45x = 1,110,543.12 × 460,608.09 - Step 4: Simplify right side
804,579.45x = 511,525,145,365.84 - Step 5: Solve for x
x = 511,525,145,365.84/804,579.45 - Step 6: Final answer
x = 635,767.10
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.