Finding the Fourth Proportional to 226,467.80, 339,701.70 and 205,731.80
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Solution
The fourth proportional to 226,467.80, 339,701.70 and 205,731.80 is: 308,597.70
Step by Step Solution
- Step 1: Write the proportion equation
226,467.80 : 339,701.70 = 205,731.80 : x - Step 2: Convert to fraction form
226,467.80/339,701.70 = 205,731.80/x - Step 3: Cross multiply
226,467.80x = 339,701.70 × 205,731.80 - Step 4: Simplify right side
226,467.80x = 69,887,442,204.06 - Step 5: Solve for x
x = 69,887,442,204.06/226,467.80 - Step 6: Final answer
x = 308,597.70
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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.