Finding the Fourth Proportional to 627,652.67, 866,163.75 and 341,172.75
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Solution
The fourth proportional to 627,652.67, 866,163.75 and 341,172.75 is: 470,820.07
Step by Step Solution
- Step 1: Write the proportion equation
627,652.67 : 866,163.75 = 341,172.75 : x - Step 2: Convert to fraction form
627,652.67/866,163.75 = 341,172.75/x - Step 3: Cross multiply
627,652.67x = 866,163.75 × 341,172.75 - Step 4: Simplify right side
627,652.67x = 295,511,468,537.81 - Step 5: Solve for x
x = 295,511,468,537.81/627,652.67 - Step 6: Final answer
x = 470,820.07
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.