Finding the Fourth Proportional to 371,270.07, 512,310.18 and 207,903.80
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Solution
The fourth proportional to 371,270.07, 512,310.18 and 207,903.80 is: 286,883.44
Step by Step Solution
- Step 1: Write the proportion equation
371,270.07 : 512,310.18 = 207,903.80 : x - Step 2: Convert to fraction form
371,270.07/512,310.18 = 207,903.80/x - Step 3: Cross multiply
371,270.07x = 512,310.18 × 207,903.80 - Step 4: Simplify right side
371,270.07x = 106,511,233,200.68 - Step 5: Solve for x
x = 106,511,233,200.68/371,270.07 - Step 6: Final answer
x = 286,883.44
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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.