Finding the Fourth Proportional to 925,637.04, 1,388,664 and 326,640.96
Calculator
Solution
The fourth proportional to 925,637.04, 1,388,664 and 326,640.96 is: 490,034.99
Step by Step Solution
- Step 1: Write the proportion equation
925,637.04 : 1,388,664 = 326,640.96 : x - Step 2: Convert to fraction form
925,637.04/1,388,664 = 326,640.96/x - Step 3: Cross multiply
925,637.04x = 1,388,664 × 326,640.96 - Step 4: Simplify right side
925,637.04x = 453,594,542,077.44 - Step 5: Solve for x
x = 453,594,542,077.44/925,637.04 - Step 6: Final answer
x = 490,034.99
Related Problems
Find fourth proportional to 462,818.52, 694,332 and 163,320.48
Half scale
Find fourth proportional to 1,851,274.08, 2,777,328 and 653,281.92
Double scale
Find fourth proportional to 925,638.04, 1,388,665.50 and 326,641.96
Similar ratio
Find fourth proportional to 1,388,455.56, 2,082,996 and 489,961.44
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.