Finding the Fourth Proportional to 823,749.66, 1,136,436.72 and 501,201.18
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Solution
The fourth proportional to 823,749.66, 1,136,436.72 and 501,201.18 is: 691,452.09
Step by Step Solution
- Step 1: Write the proportion equation
823,749.66 : 1,136,436.72 = 501,201.18 : x - Step 2: Convert to fraction form
823,749.66/1,136,436.72 = 501,201.18/x - Step 3: Cross multiply
823,749.66x = 1,136,436.72 × 501,201.18 - Step 4: Simplify right side
823,749.66x = 569,583,425,059.33 - Step 5: Solve for x
x = 569,583,425,059.33/823,749.66 - Step 6: Final answer
x = 691,452.09
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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.