Finding the Fourth Proportional to 284,822.88, 426,898.88 and 116,238
Calculator
Solution
The fourth proportional to 284,822.88, 426,898.88 and 116,238 is: 174,220.10
Step by Step Solution
- Step 1: Write the proportion equation
284,822.88 : 426,898.88 = 116,238 : x - Step 2: Convert to fraction form
284,822.88/426,898.88 = 116,238/x - Step 3: Cross multiply
284,822.88x = 426,898.88 × 116,238 - Step 4: Simplify right side
284,822.88x = 49,621,872,013.44 - Step 5: Solve for x
x = 49,621,872,013.44/284,822.88 - Step 6: Final answer
x = 174,220.10
Related Problems
Find fourth proportional to 142,411.44, 213,449.44 and 58,119
Half scale
Find fourth proportional to 569,645.76, 853,797.76 and 232,476
Double scale
Find fourth proportional to 284,823.88, 426,900.38 and 116,239
Similar ratio
Find fourth proportional to 427,234.32, 640,348.32 and 174,357
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.