Finding the Fourth Proportional to 226,972.10, 340,458.15 and 202,477.70
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Solution
The fourth proportional to 226,972.10, 340,458.15 and 202,477.70 is: 303,716.55
Step by Step Solution
- Step 1: Write the proportion equation
226,972.10 : 340,458.15 = 202,477.70 : x - Step 2: Convert to fraction form
226,972.10/340,458.15 = 202,477.70/x - Step 3: Cross multiply
226,972.10x = 340,458.15 × 202,477.70 - Step 4: Simplify right side
226,972.10x = 68,935,183,158.26 - Step 5: Solve for x
x = 68,935,183,158.26/226,972.10 - Step 6: Final answer
x = 303,716.55
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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.