Finding the Fourth Proportional to 471,192.93, 706,786.16 and 190,706.13
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Solution
The fourth proportional to 471,192.93, 706,786.16 and 190,706.13 is: 286,057.88
Step by Step Solution
- Step 1: Write the proportion equation
471,192.93 : 706,786.16 = 190,706.13 : x - Step 2: Convert to fraction form
471,192.93/706,786.16 = 190,706.13/x - Step 3: Cross multiply
471,192.93x = 706,786.16 × 190,706.13 - Step 4: Simplify right side
471,192.93x = 134,788,452,357.63 - Step 5: Solve for x
x = 134,788,452,357.63/471,192.93 - Step 6: Final answer
x = 286,057.88
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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.