Finding the Fourth Proportional to 371,310.08, 512,408.88 and 201,544.16
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Solution
The fourth proportional to 371,310.08, 512,408.88 and 201,544.16 is: 278,131.47
Step by Step Solution
- Step 1: Write the proportion equation
371,310.08 : 512,408.88 = 201,544.16 : x - Step 2: Convert to fraction form
371,310.08/512,408.88 = 201,544.16/x - Step 3: Cross multiply
371,310.08x = 512,408.88 × 201,544.16 - Step 4: Simplify right side
371,310.08x = 103,273,017,296.14 - Step 5: Solve for x
x = 103,273,017,296.14/371,310.08 - Step 6: Final answer
x = 278,131.47
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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.