Finding the Fourth Proportional to 216,701.58, 324,696.66 and 208,396.44
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Solution
The fourth proportional to 216,701.58, 324,696.66 and 208,396.44 is: 312,252.58
Step by Step Solution
- Step 1: Write the proportion equation
216,701.58 : 324,696.66 = 208,396.44 : x - Step 2: Convert to fraction form
216,701.58/324,696.66 = 208,396.44/x - Step 3: Cross multiply
216,701.58x = 324,696.66 × 208,396.44 - Step 4: Simplify right side
216,701.58x = 67,665,628,023.89 - Step 5: Solve for x
x = 67,665,628,023.89/216,701.58 - Step 6: Final answer
x = 312,252.58
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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.