Finding the Fourth Proportional to 807,771.67, 1,211,875.68 and 246,790.87
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Solution
The fourth proportional to 807,771.67, 1,211,875.68 and 246,790.87 is: 370,252.96
Step by Step Solution
- Step 1: Write the proportion equation
807,771.67 : 1,211,875.68 = 246,790.87 : x - Step 2: Convert to fraction form
807,771.67/1,211,875.68 = 246,790.87/x - Step 3: Cross multiply
807,771.67x = 1,211,875.68 × 246,790.87 - Step 4: Simplify right side
807,771.67x = 299,079,853,399.04 - Step 5: Solve for x
x = 299,079,853,399.04/807,771.67 - Step 6: Final answer
x = 370,252.96
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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.