Finding the Fourth Proportional to 791,156.51, 1,186,718.37 and 192,120.81
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Solution
The fourth proportional to 791,156.51, 1,186,718.37 and 192,120.81 is: 288,177.23
Step by Step Solution
- Step 1: Write the proportion equation
791,156.51 : 1,186,718.37 = 192,120.81 : x - Step 2: Convert to fraction form
791,156.51/1,186,718.37 = 192,120.81/x - Step 3: Cross multiply
791,156.51x = 1,186,718.37 × 192,120.81 - Step 4: Simplify right side
791,156.51x = 227,993,296,531.26 - Step 5: Solve for x
x = 227,993,296,531.26/791,156.51 - Step 6: Final answer
x = 288,177.23
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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.