Finding the Fourth Proportional to 388,177.69, 582,266.18 and 174,696.07
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Solution
The fourth proportional to 388,177.69, 582,266.18 and 174,696.07 is: 262,043.94
Step by Step Solution
- Step 1: Write the proportion equation
388,177.69 : 582,266.18 = 174,696.07 : x - Step 2: Convert to fraction form
388,177.69/582,266.18 = 174,696.07/x - Step 3: Cross multiply
388,177.69x = 582,266.18 × 174,696.07 - Step 4: Simplify right side
388,177.69x = 101,719,612,466.43 - Step 5: Solve for x
x = 101,719,612,466.43/388,177.69 - Step 6: Final answer
x = 262,043.94
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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.