Finding the Fourth Proportional to 822,916.56, 1,135,571.24 and 460,277.52
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Solution
The fourth proportional to 822,916.56, 1,135,571.24 and 460,277.52 is: 635,152.99
Step by Step Solution
- Step 1: Write the proportion equation
822,916.56 : 1,135,571.24 = 460,277.52 : x - Step 2: Convert to fraction form
822,916.56/1,135,571.24 = 460,277.52/x - Step 3: Cross multiply
822,916.56x = 1,135,571.24 × 460,277.52 - Step 4: Simplify right side
822,916.56x = 522,677,914,130.53 - Step 5: Solve for x
x = 522,677,914,130.53/822,916.56 - Step 6: Final answer
x = 635,152.99
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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.