Finding the Fourth Proportional to 795.02, 1,192.53 and 410
Calculator
Solution
The fourth proportional to 795.02, 1,192.53 and 410 is: 615
Step by Step Solution
- Step 1: Write the proportion equation
795.02 : 1,192.53 = 410 : x - Step 2: Convert to fraction form
795.02/1,192.53 = 410/x - Step 3: Cross multiply
795.02x = 1,192.53 × 410 - Step 4: Simplify right side
795.02x = 488,937.30 - Step 5: Solve for x
x = 488,937.30/795.02 - Step 6: Final answer
x = 615
Related Problems
Find fourth proportional to 397.51, 596.27 and 205
Half scale
Find fourth proportional to 1,590.04, 2,385.06 and 820
Double scale
Find fourth proportional to 796.02, 1,194.03 and 411
Similar ratio
Find fourth proportional to 1,192.53, 1,788.80 and 615
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.