Finding the Third Proportional to 276,432.75 and 371,472.75
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Solution
The third proportional to 276,432.75 and 371,472.75 is: 499,188.33
Step by Step Solution
- Step 1: Write the proportion equation
276,432.75 : 371,472.75 = 371,472.75 : x - Step 2: Convert to fraction form
276,432.75/371,472.75 = 371,472.75/x - Step 3: Cross multiply
276,432.75x = 371,472.75 × 371,472.75 - Step 4: Simplify right side
276,432.75x = 137,992,003,992.56 - Step 5: Solve for x
x = 137,992,003,992.56/276,432.75 - Step 6: Final answer
x = 499,188.33
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Why These Related Problems?
These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.