Finding the Fourth Proportional to 656,636.02, 984,984.18 and 201,194.62
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Solution
The fourth proportional to 656,636.02, 984,984.18 and 201,194.62 is: 301,801.17
Step by Step Solution
- Step 1: Write the proportion equation
656,636.02 : 984,984.18 = 201,194.62 : x - Step 2: Convert to fraction form
656,636.02/984,984.18 = 201,194.62/x - Step 3: Cross multiply
656,636.02x = 984,984.18 × 201,194.62 - Step 4: Simplify right side
656,636.02x = 198,173,517,801.11 - Step 5: Solve for x
x = 198,173,517,801.11/656,636.02 - Step 6: Final answer
x = 301,801.17
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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.