Finding the Fourth Proportional to 1,105,625, 1,658,446.92 and 306,968.84
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Solution
The fourth proportional to 1,105,625, 1,658,446.92 and 306,968.84 is: 460,455.88
Step by Step Solution
- Step 1: Write the proportion equation
1,105,625 : 1,658,446.92 = 306,968.84 : x - Step 2: Convert to fraction form
1,105,625/1,658,446.92 = 306,968.84/x - Step 3: Cross multiply
1,105,625x = 1,658,446.92 × 306,968.84 - Step 4: Simplify right side
1,105,625x = 509,091,527,233.97 - Step 5: Solve for x
x = 509,091,527,233.97/1,105,625 - Step 6: Final answer
x = 460,455.88
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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.