Finding the Fourth Proportional to 789,506.24, 1,183,278.16 and 362,589.28
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Solution
The fourth proportional to 789,506.24, 1,183,278.16 and 362,589.28 is: 543,433.29
Step by Step Solution
- Step 1: Write the proportion equation
789,506.24 : 1,183,278.16 = 362,589.28 : x - Step 2: Convert to fraction form
789,506.24/1,183,278.16 = 362,589.28/x - Step 3: Cross multiply
789,506.24x = 1,183,278.16 × 362,589.28 - Step 4: Simplify right side
789,506.24x = 429,043,976,074.13 - Step 5: Solve for x
x = 429,043,976,074.13/789,506.24 - Step 6: Final answer
x = 543,433.29
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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.