Finding the Fourth Proportional to 385,839.70, 532,446.42 and 213,750.62
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Solution
The fourth proportional to 385,839.70, 532,446.42 and 213,750.62 is: 294,969.00
Step by Step Solution
- Step 1: Write the proportion equation
385,839.70 : 532,446.42 = 213,750.62 : x - Step 2: Convert to fraction form
385,839.70/532,446.42 = 213,750.62/x - Step 3: Cross multiply
385,839.70x = 532,446.42 × 213,750.62 - Step 4: Simplify right side
385,839.70x = 113,810,752,391.78 - Step 5: Solve for x
x = 113,810,752,391.78/385,839.70 - Step 6: Final answer
x = 294,969.00
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.