Finding the Fourth Proportional to 226,646.10, 339,969.15 and 202,151.70
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Solution
The fourth proportional to 226,646.10, 339,969.15 and 202,151.70 is: 303,227.55
Step by Step Solution
- Step 1: Write the proportion equation
226,646.10 : 339,969.15 = 202,151.70 : x - Step 2: Convert to fraction form
226,646.10/339,969.15 = 202,151.70/x - Step 3: Cross multiply
226,646.10x = 339,969.15 × 202,151.70 - Step 4: Simplify right side
226,646.10x = 68,725,341,620.06 - Step 5: Solve for x
x = 68,725,341,620.06/226,646.10 - Step 6: Final answer
x = 303,227.55
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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.