Finding the Fourth Proportional to 823,150.73, 1,135,725.09 and 565,106.60
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Solution
The fourth proportional to 823,150.73, 1,135,725.09 and 565,106.60 is: 779,694.07
Step by Step Solution
- Step 1: Write the proportion equation
823,150.73 : 1,135,725.09 = 565,106.60 : x - Step 2: Convert to fraction form
823,150.73/1,135,725.09 = 565,106.60/x - Step 3: Cross multiply
823,150.73x = 1,135,725.09 × 565,106.60 - Step 4: Simplify right side
823,150.73x = 641,805,744,144.59 - Step 5: Solve for x
x = 641,805,744,144.59/823,150.73 - Step 6: Final answer
x = 779,694.07
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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.