Finding the Fourth Proportional to 409,495.26, 614,220.48 and 125,185.68
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Solution
The fourth proportional to 409,495.26, 614,220.48 and 125,185.68 is: 187,771.67
Step by Step Solution
- Step 1: Write the proportion equation
409,495.26 : 614,220.48 = 125,185.68 : x - Step 2: Convert to fraction form
409,495.26/614,220.48 = 125,185.68/x - Step 3: Cross multiply
409,495.26x = 614,220.48 × 125,185.68 - Step 4: Simplify right side
409,495.26x = 76,891,608,458.73 - Step 5: Solve for x
x = 76,891,608,458.73/409,495.26 - Step 6: Final answer
x = 187,771.67
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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.