Finding the Fourth Proportional to 447,936.19, 618,151.97 and 246,732.19
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Solution
The fourth proportional to 447,936.19, 618,151.97 and 246,732.19 is: 340,490.44
Step by Step Solution
- Step 1: Write the proportion equation
447,936.19 : 618,151.97 = 246,732.19 : x - Step 2: Convert to fraction form
447,936.19/618,151.97 = 246,732.19/x - Step 3: Cross multiply
447,936.19x = 618,151.97 × 246,732.19 - Step 4: Simplify right side
447,936.19x = 152,517,988,382.37 - Step 5: Solve for x
x = 152,517,988,382.37/447,936.19 - Step 6: Final answer
x = 340,490.44
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1.5x scale
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.