Finding the Third Proportional to 148,440.38 and 311,459.63
Calculator
Solution
The third proportional to 148,440.38 and 311,459.63 is: 653,508.84
Step by Step Solution
- Step 1: Write the proportion equation
148,440.38 : 311,459.63 = 311,459.63 : x - Step 2: Convert to fraction form
148,440.38/311,459.63 = 311,459.63/x - Step 3: Cross multiply
148,440.38x = 311,459.63 × 311,459.63 - Step 4: Simplify right side
148,440.38x = 97,007,098,005.14 - Step 5: Solve for x
x = 97,007,098,005.14/148,440.38 - Step 6: Final answer
x = 653,508.84
Related Problems
Find third proportional to 74,220.19 and 155,729.81
Half scale
Find third proportional to 296,880.75 and 622,919.25
Double scale
Find third proportional to 148,442 and 311,464
Similar ratio
Find third proportional to 222,660.56 and 467,189.44
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.