Finding the Fourth Proportional to 384,325.68, 573,965.34 and 327,560.88
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Solution
The fourth proportional to 384,325.68, 573,965.34 and 327,560.88 is: 489,190.81
Step by Step Solution
- Step 1: Write the proportion equation
384,325.68 : 573,965.34 = 327,560.88 : x - Step 2: Convert to fraction form
384,325.68/573,965.34 = 327,560.88/x - Step 3: Cross multiply
384,325.68x = 573,965.34 × 327,560.88 - Step 4: Simplify right side
384,325.68x = 188,008,591,859.90 - Step 5: Solve for x
x = 188,008,591,859.90/384,325.68 - Step 6: Final answer
x = 489,190.81
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.