Finding the Fourth Proportional to 936,343.53, 1,292,015.52 and 568,629.44
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Solution
The fourth proportional to 936,343.53, 1,292,015.52 and 568,629.44 is: 784,624.49
Step by Step Solution
- Step 1: Write the proportion equation
936,343.53 : 1,292,015.52 = 568,629.44 : x - Step 2: Convert to fraction form
936,343.53/1,292,015.52 = 568,629.44/x - Step 3: Cross multiply
936,343.53x = 1,292,015.52 × 568,629.44 - Step 4: Simplify right side
936,343.53x = 734,678,061,608.91 - Step 5: Solve for x
x = 734,678,061,608.91/936,343.53 - Step 6: Final answer
x = 784,624.49
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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.