Finding the Fourth Proportional to 575,114.22, 793,716.68 and 345,745.76
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Solution
The fourth proportional to 575,114.22, 793,716.68 and 345,745.76 is: 477,164.65
Step by Step Solution
- Step 1: Write the proportion equation
575,114.22 : 793,716.68 = 345,745.76 : x - Step 2: Convert to fraction form
575,114.22/793,716.68 = 345,745.76/x - Step 3: Cross multiply
575,114.22x = 793,716.68 × 345,745.76 - Step 4: Simplify right side
575,114.22x = 274,424,176,751.28 - Step 5: Solve for x
x = 274,424,176,751.28/575,114.22 - Step 6: Final answer
x = 477,164.65
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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.