Finding the Fourth Proportional to 704,314.82, 971,947.30 and 382,018
Calculator
Solution
The fourth proportional to 704,314.82, 971,947.30 and 382,018 is: 527,180.96
Step by Step Solution
- Step 1: Write the proportion equation
704,314.82 : 971,947.30 = 382,018 : x - Step 2: Convert to fraction form
704,314.82/971,947.30 = 382,018/x - Step 3: Cross multiply
704,314.82x = 971,947.30 × 382,018 - Step 4: Simplify right side
704,314.82x = 371,301,363,651.40 - Step 5: Solve for x
x = 371,301,363,651.40/704,314.82 - Step 6: Final answer
x = 527,180.96
Related Problems
Find fourth proportional to 352,157.41, 485,973.65 and 191,009
Half scale
Find fourth proportional to 1,408,629.64, 1,943,894.60 and 764,036
Double scale
Find fourth proportional to 704,315.82, 971,948.68 and 382,019
Similar ratio
Find fourth proportional to 1,056,472.23, 1,457,920.95 and 573,027
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.