Finding the Fourth Proportional to 872,563.25, 1,308,845.25 and 273,571.09
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Solution
The fourth proportional to 872,563.25, 1,308,845.25 and 273,571.09 is: 410,356.75
Step by Step Solution
- Step 1: Write the proportion equation
872,563.25 : 1,308,845.25 = 273,571.09 : x - Step 2: Convert to fraction form
872,563.25/1,308,845.25 = 273,571.09/x - Step 3: Cross multiply
872,563.25x = 1,308,845.25 × 273,571.09 - Step 4: Simplify right side
872,563.25x = 358,062,218,411.71 - Step 5: Solve for x
x = 358,062,218,411.71/872,563.25 - Step 6: Final answer
x = 410,356.75
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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.