Finding the Fourth Proportional to 339,142.41, 468,022.39 and 186,194.84
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Solution
The fourth proportional to 339,142.41, 468,022.39 and 186,194.84 is: 256,952.09
Step by Step Solution
- Step 1: Write the proportion equation
339,142.41 : 468,022.39 = 186,194.84 : x - Step 2: Convert to fraction form
339,142.41/468,022.39 = 186,194.84/x - Step 3: Cross multiply
339,142.41x = 468,022.39 × 186,194.84 - Step 4: Simplify right side
339,142.41x = 87,143,351,216.87 - Step 5: Solve for x
x = 87,143,351,216.87/339,142.41 - Step 6: Final answer
x = 256,952.09
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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.