Finding the Third Proportional to 131,328 and 284,688
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Solution
The third proportional to 131,328 and 284,688 is: 617,136.16
Step by Step Solution
- Step 1: Write the proportion equation
131,328 : 284,688 = 284,688 : x - Step 2: Convert to fraction form
131,328/284,688 = 284,688/x - Step 3: Cross multiply
131,328x = 284,688 × 284,688 - Step 4: Simplify right side
131,328x = 81,047,257,344 - Step 5: Solve for x
x = 81,047,257,344/131,328 - Step 6: Final answer
x = 617,136.16
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.