Finding the Fourth Proportional to 750,192.64, 1,125,405.60 and 251,440
Calculator
Solution
The fourth proportional to 750,192.64, 1,125,405.60 and 251,440 is: 377,199.09
Step by Step Solution
- Step 1: Write the proportion equation
750,192.64 : 1,125,405.60 = 251,440 : x - Step 2: Convert to fraction form
750,192.64/1,125,405.60 = 251,440/x - Step 3: Cross multiply
750,192.64x = 1,125,405.60 × 251,440 - Step 4: Simplify right side
750,192.64x = 282,971,984,064 - Step 5: Solve for x
x = 282,971,984,064/750,192.64 - Step 6: Final answer
x = 377,199.09
Related Problems
Find fourth proportional to 375,096.32, 562,702.80 and 125,720
Half scale
Find fourth proportional to 1,500,385.28, 2,250,811.20 and 502,880
Double scale
Find fourth proportional to 750,193.64, 1,125,407.10 and 251,441
Similar ratio
Find fourth proportional to 1,125,288.96, 1,688,108.40 and 377,160
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.