Finding the Fourth Proportional to 296,916.26, 445,287.32 and 83,669.99
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Solution
The fourth proportional to 296,916.26, 445,287.32 and 83,669.99 is: 125,480.45
Step by Step Solution
- Step 1: Write the proportion equation
296,916.26 : 445,287.32 = 83,669.99 : x - Step 2: Convert to fraction form
296,916.26/445,287.32 = 83,669.99/x - Step 3: Cross multiply
296,916.26x = 445,287.32 × 83,669.99 - Step 4: Simplify right side
296,916.26x = 37,257,185,193.18 - Step 5: Solve for x
x = 37,257,185,193.18/296,916.26 - Step 6: Final answer
x = 125,480.45
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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.