Finding the Fourth Proportional to 946,329, 1,419,717.26 and 306,631.68
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Solution
The fourth proportional to 946,329, 1,419,717.26 and 306,631.68 is: 460,020.02
Step by Step Solution
- Step 1: Write the proportion equation
946,329 : 1,419,717.26 = 306,631.68 : x - Step 2: Convert to fraction form
946,329/1,419,717.26 = 306,631.68/x - Step 3: Cross multiply
946,329x = 1,419,717.26 × 306,631.68 - Step 4: Simplify right side
946,329x = 435,330,288,558.80 - Step 5: Solve for x
x = 435,330,288,558.80/946,329 - Step 6: Final answer
x = 460,020.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.