Finding the Third Proportional to 257,484 and 538,488
Calculator
Solution
The third proportional to 257,484 and 538,488 is: 1,126,164.45
Step by Step Solution
- Step 1: Write the proportion equation
257,484 : 538,488 = 538,488 : x - Step 2: Convert to fraction form
257,484/538,488 = 538,488/x - Step 3: Cross multiply
257,484x = 538,488 × 538,488 - Step 4: Simplify right side
257,484x = 289,969,326,144 - Step 5: Solve for x
x = 289,969,326,144/257,484 - Step 6: Final answer
x = 1,126,164.45
Related Problems
Find third proportional to 128,742 and 269,244
Half scale
Find third proportional to 514,968 and 1,076,976
Double scale
Find third proportional to 257,486 and 538,492
Similar ratio
Find third proportional to 386,226 and 807,732
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.