Finding the Fourth Proportional to 777,295.92, 1,165,943.88 and 303,649.14
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Solution
The fourth proportional to 777,295.92, 1,165,943.88 and 303,649.14 is: 455,473.71
Step by Step Solution
- Step 1: Write the proportion equation
777,295.92 : 1,165,943.88 = 303,649.14 : x - Step 2: Convert to fraction form
777,295.92/1,165,943.88 = 303,649.14/x - Step 3: Cross multiply
777,295.92x = 1,165,943.88 × 303,649.14 - Step 4: Simplify right side
777,295.92x = 354,037,856,450.26 - Step 5: Solve for x
x = 354,037,856,450.26/777,295.92 - Step 6: Final answer
x = 455,473.71
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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.