Finding the Fourth Proportional to 226,339.19, 340,862.87 and 206,161.38
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Solution
The fourth proportional to 226,339.19, 340,862.87 and 206,161.38 is: 310,475.44
Step by Step Solution
- Step 1: Write the proportion equation
226,339.19 : 340,862.87 = 206,161.38 : x - Step 2: Convert to fraction form
226,339.19/340,862.87 = 206,161.38/x - Step 3: Cross multiply
226,339.19x = 340,862.87 × 206,161.38 - Step 4: Simplify right side
226,339.19x = 70,272,758,639.15 - Step 5: Solve for x
x = 70,272,758,639.15/226,339.19 - Step 6: Final answer
x = 310,475.44
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.