Finding the Fourth Proportional to 823,750.75, 1,136,713.66 and 501,425.02
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Solution
The fourth proportional to 823,750.75, 1,136,713.66 and 501,425.02 is: 691,928.56
Step by Step Solution
- Step 1: Write the proportion equation
823,750.75 : 1,136,713.66 = 501,425.02 : x - Step 2: Convert to fraction form
823,750.75/1,136,713.66 = 501,425.02/x - Step 3: Cross multiply
823,750.75x = 1,136,713.66 × 501,425.02 - Step 4: Simplify right side
823,750.75x = 569,976,669,699.77 - Step 5: Solve for x
x = 569,976,669,699.77/823,750.75 - Step 6: Final answer
x = 691,928.56
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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.