Finding the Fourth Proportional to 629,000.16, 943,403.50 and 344,831.50
Calculator
Solution
The fourth proportional to 629,000.16, 943,403.50 and 344,831.50 is: 517,194.22
Step by Step Solution
- Step 1: Write the proportion equation
629,000.16 : 943,403.50 = 344,831.50 : x - Step 2: Convert to fraction form
629,000.16/943,403.50 = 344,831.50/x - Step 3: Cross multiply
629,000.16x = 943,403.50 × 344,831.50 - Step 4: Simplify right side
629,000.16x = 325,315,244,010.25 - Step 5: Solve for x
x = 325,315,244,010.25/629,000.16 - Step 6: Final answer
x = 517,194.22
Related Problems
Find fourth proportional to 314,500.08, 471,701.75 and 172,415.75
Half scale
Find fourth proportional to 1,258,000.32, 1,886,807 and 689,663
Double scale
Find fourth proportional to 629,001.16, 943,405 and 344,832.50
Similar ratio
Find fourth proportional to 943,500.24, 1,415,105.25 and 517,247.25
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.