Finding the Fourth Proportional to 362,766.25, 500,625.93 and 201,628.09
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Solution
The fourth proportional to 362,766.25, 500,625.93 and 201,628.09 is: 278,251.49
Step by Step Solution
- Step 1: Write the proportion equation
362,766.25 : 500,625.93 = 201,628.09 : x - Step 2: Convert to fraction form
362,766.25/500,625.93 = 201,628.09/x - Step 3: Cross multiply
362,766.25x = 500,625.93 × 201,628.09 - Step 4: Simplify right side
362,766.25x = 100,940,250,070.37 - Step 5: Solve for x
x = 100,940,250,070.37/362,766.25 - Step 6: Final answer
x = 278,251.49
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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.