Finding the Fourth Proportional to 382,511.23, 573,760.36 and 133,186.75
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Solution
The fourth proportional to 382,511.23, 573,760.36 and 133,186.75 is: 199,777.87
Step by Step Solution
- Step 1: Write the proportion equation
382,511.23 : 573,760.36 = 133,186.75 : x - Step 2: Convert to fraction form
382,511.23/573,760.36 = 133,186.75/x - Step 3: Cross multiply
382,511.23x = 573,760.36 × 133,186.75 - Step 4: Simplify right side
382,511.23x = 76,417,277,627.23 - Step 5: Solve for x
x = 76,417,277,627.23/382,511.23 - Step 6: Final answer
x = 199,777.87
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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.