Finding the Fourth Proportional to 371,684.94, 512,884.08 and 206,108.76
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Solution
The fourth proportional to 371,684.94, 512,884.08 and 206,108.76 is: 284,407.28
Step by Step Solution
- Step 1: Write the proportion equation
371,684.94 : 512,884.08 = 206,108.76 : x - Step 2: Convert to fraction form
371,684.94/512,884.08 = 206,108.76/x - Step 3: Cross multiply
371,684.94x = 512,884.08 × 206,108.76 - Step 4: Simplify right side
371,684.94x = 105,709,901,752.54 - Step 5: Solve for x
x = 105,709,901,752.54/371,684.94 - Step 6: Final answer
x = 284,407.28
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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.