Finding the Fourth Proportional to 226,715.60, 340,073.40 and 202,221.20
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Solution
The fourth proportional to 226,715.60, 340,073.40 and 202,221.20 is: 303,331.80
Step by Step Solution
- Step 1: Write the proportion equation
226,715.60 : 340,073.40 = 202,221.20 : x - Step 2: Convert to fraction form
226,715.60/340,073.40 = 202,221.20/x - Step 3: Cross multiply
226,715.60x = 340,073.40 × 202,221.20 - Step 4: Simplify right side
226,715.60x = 68,770,051,036.08 - Step 5: Solve for x
x = 68,770,051,036.08/226,715.60 - Step 6: Final answer
x = 303,331.80
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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.