Finding the Fourth Proportional to 226,747.60, 340,121.40 and 202,253.20
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Solution
The fourth proportional to 226,747.60, 340,121.40 and 202,253.20 is: 303,379.80
Step by Step Solution
- Step 1: Write the proportion equation
226,747.60 : 340,121.40 = 202,253.20 : x - Step 2: Convert to fraction form
226,747.60/340,121.40 = 202,253.20/x - Step 3: Cross multiply
226,747.60x = 340,121.40 × 202,253.20 - Step 4: Simplify right side
226,747.60x = 68,790,641,538.48 - Step 5: Solve for x
x = 68,790,641,538.48/226,747.60 - Step 6: Final answer
x = 303,379.80
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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.