Finding the Fourth Proportional to 229,367.97, 343,719.27 and 129,314.70
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Solution
The fourth proportional to 229,367.97, 343,719.27 and 129,314.70 is: 193,784.49
Step by Step Solution
- Step 1: Write the proportion equation
229,367.97 : 343,719.27 = 129,314.70 : x - Step 2: Convert to fraction form
229,367.97/343,719.27 = 129,314.70/x - Step 3: Cross multiply
229,367.97x = 343,719.27 × 129,314.70 - Step 4: Simplify right side
229,367.97x = 44,447,954,284.27 - Step 5: Solve for x
x = 44,447,954,284.27/229,367.97 - Step 6: Final answer
x = 193,784.49
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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.