Finding the Fourth Proportional to 362,517.70, 543,776.55 and 310,029.70
Calculator
Solution
The fourth proportional to 362,517.70, 543,776.55 and 310,029.70 is: 465,044.55
Step by Step Solution
- Step 1: Write the proportion equation
362,517.70 : 543,776.55 = 310,029.70 : x - Step 2: Convert to fraction form
362,517.70/543,776.55 = 310,029.70/x - Step 3: Cross multiply
362,517.70x = 543,776.55 × 310,029.70 - Step 4: Simplify right side
362,517.70x = 168,586,880,663.54 - Step 5: Solve for x
x = 168,586,880,663.54/362,517.70 - Step 6: Final answer
x = 465,044.55
Related Problems
Find fourth proportional to 181,258.85, 271,888.28 and 155,014.85
Half scale
Find fourth proportional to 725,035.40, 1,087,553.10 and 620,059.40
Double scale
Find fourth proportional to 362,518.70, 543,778.05 and 310,030.70
Similar ratio
Find fourth proportional to 543,776.55, 815,664.83 and 465,044.55
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.