Finding the Fourth Proportional to 248,583.84, 343,175.54 and 194,018.79
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Solution
The fourth proportional to 248,583.84, 343,175.54 and 194,018.79 is: 267,847.28
Step by Step Solution
- Step 1: Write the proportion equation
248,583.84 : 343,175.54 = 194,018.79 : x - Step 2: Convert to fraction form
248,583.84/343,175.54 = 194,018.79/x - Step 3: Cross multiply
248,583.84x = 343,175.54 × 194,018.79 - Step 4: Simplify right side
248,583.84x = 66,582,503,345.21 - Step 5: Solve for x
x = 66,582,503,345.21/248,583.84 - Step 6: Final answer
x = 267,847.28
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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.