Finding the Fourth Proportional to 747,604.08, 1,121,376.96 and 248,968.08
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Solution
The fourth proportional to 747,604.08, 1,121,376.96 and 248,968.08 is: 373,442.41
Step by Step Solution
- Step 1: Write the proportion equation
747,604.08 : 1,121,376.96 = 248,968.08 : x - Step 2: Convert to fraction form
747,604.08/1,121,376.96 = 248,968.08/x - Step 3: Cross multiply
747,604.08x = 1,121,376.96 × 248,968.08 - Step 4: Simplify right side
747,604.08x = 279,187,068,687.44 - Step 5: Solve for x
x = 279,187,068,687.44/747,604.08 - Step 6: Final answer
x = 373,442.41
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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.