Finding the Fourth Proportional to 371,290.00, 512,380.78 and 201,524.20
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Solution
The fourth proportional to 371,290.00, 512,380.78 and 201,524.20 is: 278,103.71
Step by Step Solution
- Step 1: Write the proportion equation
371,290.00 : 512,380.78 = 201,524.20 : x - Step 2: Convert to fraction form
371,290.00/512,380.78 = 201,524.20/x - Step 3: Cross multiply
371,290.00x = 512,380.78 × 201,524.20 - Step 4: Simplify right side
371,290.00x = 103,257,124,222.97 - Step 5: Solve for x
x = 103,257,124,222.97/371,290.00 - Step 6: Final answer
x = 278,103.71
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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.