Finding the Fourth Proportional to 791,883.70, 1,187,813.18 and 192,843.84
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Solution
The fourth proportional to 791,883.70, 1,187,813.18 and 192,843.84 is: 289,262.75
Step by Step Solution
- Step 1: Write the proportion equation
791,883.70 : 1,187,813.18 = 192,843.84 : x - Step 2: Convert to fraction form
791,883.70/1,187,813.18 = 192,843.84/x - Step 3: Cross multiply
791,883.70x = 1,187,813.18 × 192,843.84 - Step 4: Simplify right side
791,883.70x = 229,062,454,833.81 - Step 5: Solve for x
x = 229,062,454,833.81/791,883.70 - Step 6: Final answer
x = 289,262.75
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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.