Finding the Fourth Proportional to 620,236.41, 930,541.45 and 193,755.00
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Solution
The fourth proportional to 620,236.41, 930,541.45 and 193,755.00 is: 290,690.87
Step by Step Solution
- Step 1: Write the proportion equation
620,236.41 : 930,541.45 = 193,755.00 : x - Step 2: Convert to fraction form
620,236.41/930,541.45 = 193,755.00/x - Step 3: Cross multiply
620,236.41x = 930,541.45 × 193,755.00 - Step 4: Simplify right side
620,236.41x = 180,297,062,013.18 - Step 5: Solve for x
x = 180,297,062,013.18/620,236.41 - Step 6: Final answer
x = 290,690.87
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.