Finding the Fourth Proportional to 371,212.68, 512,273.83 and 201,446.81
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Solution
The fourth proportional to 371,212.68, 512,273.83 and 201,446.81 is: 277,996.77
Step by Step Solution
- Step 1: Write the proportion equation
371,212.68 : 512,273.83 = 201,446.81 : x - Step 2: Convert to fraction form
371,212.68/512,273.83 = 201,446.81/x - Step 3: Cross multiply
371,212.68x = 512,273.83 × 201,446.81 - Step 4: Simplify right side
371,212.68x = 103,195,925,331.38 - Step 5: Solve for x
x = 103,195,925,331.38/371,212.68 - Step 6: Final answer
x = 277,996.77
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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.