Finding the Fourth Proportional to 351,969.93, 485,716.97 and 190,824.48
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Solution
The fourth proportional to 351,969.93, 485,716.97 and 190,824.48 is: 263,336.95
Step by Step Solution
- Step 1: Write the proportion equation
351,969.93 : 485,716.97 = 190,824.48 : x - Step 2: Convert to fraction form
351,969.93/485,716.97 = 190,824.48/x - Step 3: Cross multiply
351,969.93x = 485,716.97 × 190,824.48 - Step 4: Simplify right side
351,969.93x = 92,686,688,704.49 - Step 5: Solve for x
x = 92,686,688,704.49/351,969.93 - Step 6: Final answer
x = 263,336.95
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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.