Finding the Fourth Proportional to 246,476.43, 340,137.14 and 133,299.18
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Solution
The fourth proportional to 246,476.43, 340,137.14 and 133,299.18 is: 183,952.69
Step by Step Solution
- Step 1: Write the proportion equation
246,476.43 : 340,137.14 = 133,299.18 : x - Step 2: Convert to fraction form
246,476.43/340,137.14 = 133,299.18/x - Step 3: Cross multiply
246,476.43x = 340,137.14 × 133,299.18 - Step 4: Simplify right side
246,476.43x = 45,340,001,183.05 - Step 5: Solve for x
x = 45,340,001,183.05/246,476.43 - Step 6: Final answer
x = 183,952.69
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.