Finding the Fourth Proportional to 843,160.08, 1,163,579.37 and 461,186.85
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Solution
The fourth proportional to 843,160.08, 1,163,579.37 and 461,186.85 is: 636,447.95
Step by Step Solution
- Step 1: Write the proportion equation
843,160.08 : 1,163,579.37 = 461,186.85 : x - Step 2: Convert to fraction form
843,160.08/1,163,579.37 = 461,186.85/x - Step 3: Cross multiply
843,160.08x = 1,163,579.37 × 461,186.85 - Step 4: Simplify right side
843,160.08x = 536,627,504,375.29 - Step 5: Solve for x
x = 536,627,504,375.29/843,160.08 - Step 6: Final answer
x = 636,447.95
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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.