Finding the Third Proportional to 279,937.13 and 377,137.69
Calculator
Solution
The third proportional to 279,937.13 and 377,137.69 is: 508,088.50
Step by Step Solution
- Step 1: Write the proportion equation
279,937.13 : 377,137.69 = 377,137.69 : x - Step 2: Convert to fraction form
279,937.13/377,137.69 = 377,137.69/x - Step 3: Cross multiply
279,937.13x = 377,137.69 × 377,137.69 - Step 4: Simplify right side
279,937.13x = 142,232,835,332.85 - Step 5: Solve for x
x = 142,232,835,332.85/279,937.13 - Step 6: Final answer
x = 508,088.50
Related Problems
Find third proportional to 139,968.56 and 188,568.84
Half scale
Find third proportional to 559,874.25 and 754,275.38
Double scale
Find third proportional to 279,939 and 377,140
Similar ratio
Find third proportional to 419,905.69 and 565,706.53
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.