Finding the Third Proportional to 180,640.13 and 277,764.19
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Solution
The third proportional to 180,640.13 and 277,764.19 is: 427,108.56
Step by Step Solution
- Step 1: Write the proportion equation
180,640.13 : 277,764.19 = 277,764.19 : x - Step 2: Convert to fraction form
180,640.13/277,764.19 = 277,764.19/x - Step 3: Cross multiply
180,640.13x = 277,764.19 × 277,764.19 - Step 4: Simplify right side
180,640.13x = 77,152,943,857.54 - Step 5: Solve for x
x = 77,152,943,857.54/180,640.13 - Step 6: Final answer
x = 427,108.56
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Why These Related Problems?
These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.