Finding the Fourth Proportional to 427,958.18, 591,197.46 and 341,804.05
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Solution
The fourth proportional to 427,958.18, 591,197.46 and 341,804.05 is: 472,180.91
Step by Step Solution
- Step 1: Write the proportion equation
427,958.18 : 591,197.46 = 341,804.05 : x - Step 2: Convert to fraction form
427,958.18/591,197.46 = 341,804.05/x - Step 3: Cross multiply
427,958.18x = 591,197.46 × 341,804.05 - Step 4: Simplify right side
427,958.18x = 202,073,682,367.22 - Step 5: Solve for x
x = 202,073,682,367.22/427,958.18 - Step 6: Final answer
x = 472,180.91
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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.