Finding the Fourth Proportional to 371,140.54, 512,160.21 and 201,371.02
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Solution
The fourth proportional to 371,140.54, 512,160.21 and 201,371.02 is: 277,884.56
Step by Step Solution
- Step 1: Write the proportion equation
371,140.54 : 512,160.21 = 201,371.02 : x - Step 2: Convert to fraction form
371,140.54/512,160.21 = 201,371.02/x - Step 3: Cross multiply
371,140.54x = 512,160.21 × 201,371.02 - Step 4: Simplify right side
371,140.54x = 103,134,223,891.11 - Step 5: Solve for x
x = 103,134,223,891.11/371,140.54 - Step 6: Final answer
x = 277,884.56
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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.