Finding the Fourth Proportional to 539,176.20, 808,694 and 160,089.30
Calculator
Solution
The fourth proportional to 539,176.20, 808,694 and 160,089.30 is: 240,113.08
Step by Step Solution
- Step 1: Write the proportion equation
539,176.20 : 808,694 = 160,089.30 : x - Step 2: Convert to fraction form
539,176.20/808,694 = 160,089.30/x - Step 3: Cross multiply
539,176.20x = 808,694 × 160,089.30 - Step 4: Simplify right side
539,176.20x = 129,463,256,374.20 - Step 5: Solve for x
x = 129,463,256,374.20/539,176.20 - Step 6: Final answer
x = 240,113.08
Related Problems
Find fourth proportional to 269,588.10, 404,347 and 80,044.65
Half scale
Find fourth proportional to 1,078,352.40, 1,617,388 and 320,178.60
Double scale
Find fourth proportional to 539,177.20, 808,695.50 and 160,090.30
Similar ratio
Find fourth proportional to 808,764.30, 1,213,041 and 240,133.95
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.