Finding the Fourth Proportional to 326,622.05, 450,738.42 and 183,385.17
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Solution
The fourth proportional to 326,622.05, 450,738.42 and 183,385.17 is: 253,071.53
Step by Step Solution
- Step 1: Write the proportion equation
326,622.05 : 450,738.42 = 183,385.17 : x - Step 2: Convert to fraction form
326,622.05/450,738.42 = 183,385.17/x - Step 3: Cross multiply
326,622.05x = 450,738.42 × 183,385.17 - Step 4: Simplify right side
326,622.05x = 82,658,741,777.23 - Step 5: Solve for x
x = 82,658,741,777.23/326,622.05 - Step 6: Final answer
x = 253,071.53
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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.