Finding the Fourth Proportional to 339,331.44, 468,160.17 and 216,895.44
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Solution
The fourth proportional to 339,331.44, 468,160.17 and 216,895.44 is: 299,240.78
Step by Step Solution
- Step 1: Write the proportion equation
339,331.44 : 468,160.17 = 216,895.44 : x - Step 2: Convert to fraction form
339,331.44/468,160.17 = 216,895.44/x - Step 3: Cross multiply
339,331.44x = 468,160.17 × 216,895.44 - Step 4: Simplify right side
339,331.44x = 101,541,806,062.63 - Step 5: Solve for x
x = 101,541,806,062.63/339,331.44 - Step 6: Final answer
x = 299,240.78
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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.