Finding the Fourth Proportional to 622,136.88, 858,539.36 and 350,203.94
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Solution
The fourth proportional to 622,136.88, 858,539.36 and 350,203.94 is: 483,276.07
Step by Step Solution
- Step 1: Write the proportion equation
622,136.88 : 858,539.36 = 350,203.94 : x - Step 2: Convert to fraction form
622,136.88/858,539.36 = 350,203.94/x - Step 3: Cross multiply
622,136.88x = 858,539.36 × 350,203.94 - Step 4: Simplify right side
622,136.88x = 300,663,866,517.08 - Step 5: Solve for x
x = 300,663,866,517.08/622,136.88 - Step 6: Final answer
x = 483,276.07
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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.