Finding the Fourth Proportional to 268,376.36, 370,351.86 and 147,517.88
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Solution
The fourth proportional to 268,376.36, 370,351.86 and 147,517.88 is: 203,570.54
Step by Step Solution
- Step 1: Write the proportion equation
268,376.36 : 370,351.86 = 147,517.88 : x - Step 2: Convert to fraction form
268,376.36/370,351.86 = 147,517.88/x - Step 3: Cross multiply
268,376.36x = 370,351.86 × 147,517.88 - Step 4: Simplify right side
268,376.36x = 54,633,521,241.26 - Step 5: Solve for x
x = 54,633,521,241.26/268,376.36 - Step 6: Final answer
x = 203,570.54
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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.