Finding the Fourth Proportional to 852,268.68, 1,278,447.08 and 809,172.24
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Solution
The fourth proportional to 852,268.68, 1,278,447.08 and 809,172.24 is: 1,213,800.19
Step by Step Solution
- Step 1: Write the proportion equation
852,268.68 : 1,278,447.08 = 809,172.24 : x - Step 2: Convert to fraction form
852,268.68/1,278,447.08 = 809,172.24/x - Step 3: Cross multiply
852,268.68x = 1,278,447.08 × 809,172.24 - Step 4: Simplify right side
852,268.68x = 1,034,483,887,445.06 - Step 5: Solve for x
x = 1,034,483,887,445.06/852,268.68 - Step 6: Final answer
x = 1,213,800.19
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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.