Finding the Fourth Proportional to 666,755.12, 1,000,523.64 and 246,324.08
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Solution
The fourth proportional to 666,755.12, 1,000,523.64 and 246,324.08 is: 369,630.56
Step by Step Solution
- Step 1: Write the proportion equation
666,755.12 : 1,000,523.64 = 246,324.08 : x - Step 2: Convert to fraction form
666,755.12/1,000,523.64 = 246,324.08/x - Step 3: Cross multiply
666,755.12x = 1,000,523.64 × 246,324.08 - Step 4: Simplify right side
666,755.12x = 246,453,065,141.25 - Step 5: Solve for x
x = 246,453,065,141.25/666,755.12 - Step 6: Final answer
x = 369,630.56
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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.