Finding the Fourth Proportional to 650,423.20, 975,074.12 and 251,344
Calculator
Solution
The fourth proportional to 650,423.20, 975,074.12 and 251,344 is: 376,799.34
Step by Step Solution
- Step 1: Write the proportion equation
650,423.20 : 975,074.12 = 251,344 : x - Step 2: Convert to fraction form
650,423.20/975,074.12 = 251,344/x - Step 3: Cross multiply
650,423.20x = 975,074.12 × 251,344 - Step 4: Simplify right side
650,423.20x = 245,079,029,617.28 - Step 5: Solve for x
x = 245,079,029,617.28/650,423.20 - Step 6: Final answer
x = 376,799.34
Related Problems
Find fourth proportional to 325,211.60, 487,537.06 and 125,672
Half scale
Find fourth proportional to 1,300,846.40, 1,950,148.24 and 502,688
Double scale
Find fourth proportional to 650,424.20, 975,075.62 and 251,345
Similar ratio
Find fourth proportional to 975,634.80, 1,462,611.18 and 377,016
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.