Finding the Fourth Proportional to 590,445.82, 814,791.72 and 348,805.99
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Solution
The fourth proportional to 590,445.82, 814,791.72 and 348,805.99 is: 481,338.38
Step by Step Solution
- Step 1: Write the proportion equation
590,445.82 : 814,791.72 = 348,805.99 : x - Step 2: Convert to fraction form
590,445.82/814,791.72 = 348,805.99/x - Step 3: Cross multiply
590,445.82x = 814,791.72 × 348,805.99 - Step 4: Simplify right side
590,445.82x = 284,204,232,538.40 - Step 5: Solve for x
x = 284,204,232,538.40/590,445.82 - Step 6: Final answer
x = 481,338.38
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1.5x scale
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.