Finding the Fourth Proportional to 481,855.11, 722,725.26 and 126,896.81
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Solution
The fourth proportional to 481,855.11, 722,725.26 and 126,896.81 is: 190,330.09
Step by Step Solution
- Step 1: Write the proportion equation
481,855.11 : 722,725.26 = 126,896.81 : x - Step 2: Convert to fraction form
481,855.11/722,725.26 = 126,896.81/x - Step 3: Cross multiply
481,855.11x = 722,725.26 × 126,896.81 - Step 4: Simplify right side
481,855.11x = 91,711,526,386.79 - Step 5: Solve for x
x = 91,711,526,386.79/481,855.11 - Step 6: Final answer
x = 190,330.09
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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.