Finding the Fourth Proportional to 207,622.70, 310,941.97 and 207,622.70
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Solution
The fourth proportional to 207,622.70, 310,941.97 and 207,622.70 is: 310,941.97
Step by Step Solution
- Step 1: Write the proportion equation
207,622.70 : 310,941.97 = 207,622.70 : x - Step 2: Convert to fraction form
207,622.70/310,941.97 = 207,622.70/x - Step 3: Cross multiply
207,622.70x = 310,941.97 × 207,622.70 - Step 4: Simplify right side
207,622.70x = 64,558,611,354.72 - Step 5: Solve for x
x = 64,558,611,354.72/207,622.70 - Step 6: Final answer
x = 310,941.97
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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.