Finding the Third Proportional to 148,618 and 321,476
Calculator
Solution
The third proportional to 148,618 and 321,476 is: 695,385.61
Step by Step Solution
- Step 1: Write the proportion equation
148,618 : 321,476 = 321,476 : x - Step 2: Convert to fraction form
148,618/321,476 = 321,476/x - Step 3: Cross multiply
148,618x = 321,476 × 321,476 - Step 4: Simplify right side
148,618x = 103,346,818,576 - Step 5: Solve for x
x = 103,346,818,576/148,618 - Step 6: Final answer
x = 695,385.61
Related Problems
Find third proportional to 74,309 and 160,738
Half scale
Find third proportional to 297,236 and 642,952
Double scale
Find third proportional to 148,620 and 321,480
Similar ratio
Find third proportional to 222,927 and 482,214
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.