Finding the Fourth Proportional to 262,904.81, 394,072.90 and 104,959.67
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Solution
The fourth proportional to 262,904.81, 394,072.90 and 104,959.67 is: 157,325.99
Step by Step Solution
- Step 1: Write the proportion equation
262,904.81 : 394,072.90 = 104,959.67 : x - Step 2: Convert to fraction form
262,904.81/394,072.90 = 104,959.67/x - Step 3: Cross multiply
262,904.81x = 394,072.90 × 104,959.67 - Step 4: Simplify right side
262,904.81x = 41,361,759,307.18 - Step 5: Solve for x
x = 41,361,759,307.18/262,904.81 - Step 6: Final answer
x = 157,325.99
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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.