Finding the Third Proportional to 432,358.50 and 687,026.63
Calculator
Solution
The third proportional to 432,358.50 and 687,026.63 is: 1,091,699.56
Step by Step Solution
- Step 1: Write the proportion equation
432,358.50 : 687,026.63 = 687,026.63 : x - Step 2: Convert to fraction form
432,358.50/687,026.63 = 687,026.63/x - Step 3: Cross multiply
432,358.50x = 687,026.63 × 687,026.63 - Step 4: Simplify right side
432,358.50x = 472,005,583,458.89 - Step 5: Solve for x
x = 472,005,583,458.89/432,358.50 - Step 6: Final answer
x = 1,091,699.56
Related Problems
Find third proportional to 216,179.25 and 343,513.31
Half scale
Find third proportional to 864,717 and 1,374,053.25
Double scale
Find third proportional to 432,361 and 687,030
Similar ratio
Find third proportional to 648,537.75 and 1,030,539.94
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.