Finding the Fourth Proportional to 794,343.12, 1,190,845.44 and 344,725.44
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Solution
The fourth proportional to 794,343.12, 1,190,845.44 and 344,725.44 is: 516,797.73
Step by Step Solution
- Step 1: Write the proportion equation
794,343.12 : 1,190,845.44 = 344,725.44 : x - Step 2: Convert to fraction form
794,343.12/1,190,845.44 = 344,725.44/x - Step 3: Cross multiply
794,343.12x = 1,190,845.44 × 344,725.44 - Step 4: Simplify right side
794,343.12x = 410,514,718,275.99 - Step 5: Solve for x
x = 410,514,718,275.99/794,343.12 - Step 6: Final answer
x = 516,797.73
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.