Finding the Fourth Proportional to 371,595.26, 512,798.64 and 201,830.60
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Solution
The fourth proportional to 371,595.26, 512,798.64 and 201,830.60 is: 278,524.70
Step by Step Solution
- Step 1: Write the proportion equation
371,595.26 : 512,798.64 = 201,830.60 : x - Step 2: Convert to fraction form
371,595.26/512,798.64 = 201,830.60/x - Step 3: Cross multiply
371,595.26x = 512,798.64 × 201,830.60 - Step 4: Simplify right side
371,595.26x = 103,498,457,190.38 - Step 5: Solve for x
x = 103,498,457,190.38/371,595.26 - Step 6: Final answer
x = 278,524.70
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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.