Finding the Fourth Proportional to 855,166.28, 1,283,121.48 and 536,049.44
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Solution
The fourth proportional to 855,166.28, 1,283,121.48 and 536,049.44 is: 804,307.38
Step by Step Solution
- Step 1: Write the proportion equation
855,166.28 : 1,283,121.48 = 536,049.44 : x - Step 2: Convert to fraction form
855,166.28/1,283,121.48 = 536,049.44/x - Step 3: Cross multiply
855,166.28x = 1,283,121.48 × 536,049.44 - Step 4: Simplify right side
855,166.28x = 687,816,550,805.97 - Step 5: Solve for x
x = 687,816,550,805.97/855,166.28 - Step 6: Final answer
x = 804,307.38
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.