Finding the Third Proportional to 191,457.13 and 417,729.06
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Solution
The third proportional to 191,457.13 and 417,729.06 is: 911,418.52
Step by Step Solution
- Step 1: Write the proportion equation
191,457.13 : 417,729.06 = 417,729.06 : x - Step 2: Convert to fraction form
191,457.13/417,729.06 = 417,729.06/x - Step 3: Cross multiply
191,457.13x = 417,729.06 × 417,729.06 - Step 4: Simplify right side
191,457.13x = 174,497,569,657.13 - Step 5: Solve for x
x = 174,497,569,657.13/191,457.13 - Step 6: Final answer
x = 911,418.52
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.