Finding the Fourth Proportional to 236,479.80, 354,201.30 and 205,375.80
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Solution
The fourth proportional to 236,479.80, 354,201.30 and 205,375.80 is: 307,613.48
Step by Step Solution
- Step 1: Write the proportion equation
236,479.80 : 354,201.30 = 205,375.80 : x - Step 2: Convert to fraction form
236,479.80/354,201.30 = 205,375.80/x - Step 3: Cross multiply
236,479.80x = 354,201.30 × 205,375.80 - Step 4: Simplify right side
236,479.80x = 72,744,375,348.54 - Step 5: Solve for x
x = 72,744,375,348.54/236,479.80 - Step 6: Final answer
x = 307,613.48
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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.