Finding the Fourth Proportional to 388,523.44, 582,863.99 and 122,222.02
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Solution
The fourth proportional to 388,523.44, 582,863.99 and 122,222.02 is: 183,357.83
Step by Step Solution
- Step 1: Write the proportion equation
388,523.44 : 582,863.99 = 122,222.02 : x - Step 2: Convert to fraction form
388,523.44/582,863.99 = 122,222.02/x - Step 3: Cross multiply
388,523.44x = 582,863.99 × 122,222.02 - Step 4: Simplify right side
388,523.44x = 71,238,813,955.16 - Step 5: Solve for x
x = 71,238,813,955.16/388,523.44 - Step 6: Final answer
x = 183,357.83
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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.