Finding the Fourth Proportional to 344,486.12, 516,450.36 and 107,706.92
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Solution
The fourth proportional to 344,486.12, 516,450.36 and 107,706.92 is: 161,473.20
Step by Step Solution
- Step 1: Write the proportion equation
344,486.12 : 516,450.36 = 107,706.92 : x - Step 2: Convert to fraction form
344,486.12/516,450.36 = 107,706.92/x - Step 3: Cross multiply
344,486.12x = 516,450.36 × 107,706.92 - Step 4: Simplify right side
344,486.12x = 55,625,277,608.49 - Step 5: Solve for x
x = 55,625,277,608.49/344,486.12 - Step 6: Final answer
x = 161,473.20
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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.