Finding the Fourth Proportional to 464,119.97, 696,180.56 and 127,163.48
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Solution
The fourth proportional to 464,119.97, 696,180.56 and 127,163.48 is: 190,745.38
Step by Step Solution
- Step 1: Write the proportion equation
464,119.97 : 696,180.56 = 127,163.48 : x - Step 2: Convert to fraction form
464,119.97/696,180.56 = 127,163.48/x - Step 3: Cross multiply
464,119.97x = 696,180.56 × 127,163.48 - Step 4: Simplify right side
464,119.97x = 88,528,738,601.23 - Step 5: Solve for x
x = 88,528,738,601.23/464,119.97 - Step 6: Final answer
x = 190,745.38
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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.