Finding the Fourth Proportional to 229,736.70, 343,827.45 and 201,743.10
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Solution
The fourth proportional to 229,736.70, 343,827.45 and 201,743.10 is: 301,931.80
Step by Step Solution
- Step 1: Write the proportion equation
229,736.70 : 343,827.45 = 201,743.10 : x - Step 2: Convert to fraction form
229,736.70/343,827.45 = 201,743.10/x - Step 3: Cross multiply
229,736.70x = 343,827.45 × 201,743.10 - Step 4: Simplify right side
229,736.70x = 69,364,815,628.10 - Step 5: Solve for x
x = 69,364,815,628.10/229,736.70 - Step 6: Final answer
x = 301,931.80
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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.