Finding the Fourth Proportional to 371,599.36, 512,810.88 and 201,836.80
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Solution
The fourth proportional to 371,599.36, 512,810.88 and 201,836.80 is: 278,536.83
Step by Step Solution
- Step 1: Write the proportion equation
371,599.36 : 512,810.88 = 201,836.80 : x - Step 2: Convert to fraction form
371,599.36/512,810.88 = 201,836.80/x - Step 3: Cross multiply
371,599.36x = 512,810.88 × 201,836.80 - Step 4: Simplify right side
371,599.36x = 103,504,107,024.38 - Step 5: Solve for x
x = 103,504,107,024.38/371,599.36 - Step 6: Final answer
x = 278,536.83
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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.