Finding the Fourth Proportional to 647,523.45, 970,731.36 and 248,450.63
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Solution
The fourth proportional to 647,523.45, 970,731.36 and 248,450.63 is: 372,463.44
Step by Step Solution
- Step 1: Write the proportion equation
647,523.45 : 970,731.36 = 248,450.63 : x - Step 2: Convert to fraction form
647,523.45/970,731.36 = 248,450.63/x - Step 3: Cross multiply
647,523.45x = 970,731.36 × 248,450.63 - Step 4: Simplify right side
647,523.45x = 241,178,813,099.10 - Step 5: Solve for x
x = 241,178,813,099.10/647,523.45 - Step 6: Final answer
x = 372,463.44
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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.