Finding the Fourth Proportional to 682,810.80, 954,163.65 and 682,810.80
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Solution
The fourth proportional to 682,810.80, 954,163.65 and 682,810.80 is: 954,163.65
Step by Step Solution
- Step 1: Write the proportion equation
682,810.80 : 954,163.65 = 682,810.80 : x - Step 2: Convert to fraction form
682,810.80/954,163.65 = 682,810.80/x - Step 3: Cross multiply
682,810.80x = 954,163.65 × 682,810.80 - Step 4: Simplify right side
682,810.80x = 651,513,245,187.42 - Step 5: Solve for x
x = 651,513,245,187.42/682,810.80 - Step 6: Final answer
x = 954,163.65
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.