Finding the Fourth Proportional to 657,627.36, 985,848.64 and 236,607
Calculator
Solution
The fourth proportional to 657,627.36, 985,848.64 and 236,607 is: 354,697.36
Step by Step Solution
- Step 1: Write the proportion equation
657,627.36 : 985,848.64 = 236,607 : x - Step 2: Convert to fraction form
657,627.36/985,848.64 = 236,607/x - Step 3: Cross multiply
657,627.36x = 985,848.64 × 236,607 - Step 4: Simplify right side
657,627.36x = 233,258,689,164.48 - Step 5: Solve for x
x = 233,258,689,164.48/657,627.36 - Step 6: Final answer
x = 354,697.36
Related Problems
Find fourth proportional to 328,813.68, 492,924.32 and 118,303.50
Half scale
Find fourth proportional to 1,315,254.72, 1,971,697.28 and 473,214
Double scale
Find fourth proportional to 657,628.36, 985,850.14 and 236,608
Similar ratio
Find fourth proportional to 986,441.04, 1,478,772.96 and 354,910.50
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.