Finding the Fourth Proportional to 371,476.24, 512,632.74 and 201,711.58
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Solution
The fourth proportional to 371,476.24, 512,632.74 and 201,711.58 is: 278,359.55
Step by Step Solution
- Step 1: Write the proportion equation
371,476.24 : 512,632.74 = 201,711.58 : x - Step 2: Convert to fraction form
371,476.24/512,632.74 = 201,711.58/x - Step 3: Cross multiply
371,476.24x = 512,632.74 × 201,711.58 - Step 4: Simplify right side
371,476.24x = 103,403,959,945.13 - Step 5: Solve for x
x = 103,403,959,945.13/371,476.24 - Step 6: Final answer
x = 278,359.55
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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.