Finding the Fourth Proportional to 277,022.26, 382,294.11 and 156,163.60
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Solution
The fourth proportional to 277,022.26, 382,294.11 and 156,163.60 is: 215,507.68
Step by Step Solution
- Step 1: Write the proportion equation
277,022.26 : 382,294.11 = 156,163.60 : x - Step 2: Convert to fraction form
277,022.26/382,294.11 = 156,163.60/x - Step 3: Cross multiply
277,022.26x = 382,294.11 × 156,163.60 - Step 4: Simplify right side
277,022.26x = 59,700,424,476.40 - Step 5: Solve for x
x = 59,700,424,476.40/277,022.26 - Step 6: Final answer
x = 215,507.68
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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.