Finding the Fourth Proportional to 671,201.24, 926,048.70 and 380,764.60
Calculator
Solution
The fourth proportional to 671,201.24, 926,048.70 and 380,764.60 is: 525,336.58
Step by Step Solution
- Step 1: Write the proportion equation
671,201.24 : 926,048.70 = 380,764.60 : x - Step 2: Convert to fraction form
671,201.24/926,048.70 = 380,764.60/x - Step 3: Cross multiply
671,201.24x = 926,048.70 × 380,764.60 - Step 4: Simplify right side
671,201.24x = 352,606,560,520.90 - Step 5: Solve for x
x = 352,606,560,520.90/671,201.24 - Step 6: Final answer
x = 525,336.58
Related Problems
Find fourth proportional to 335,600.62, 463,024.35 and 190,382.30
Half scale
Find fourth proportional to 1,342,402.47, 1,852,097.40 and 761,529.20
Double scale
Find fourth proportional to 671,202.24, 926,050.08 and 380,765.60
Similar ratio
Find fourth proportional to 1,006,801.85, 1,389,073.05 and 571,146.90
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.