Finding the Fourth Proportional to 229,645.80, 317,065.84 and 205,371.44
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Solution
The fourth proportional to 229,645.80, 317,065.84 and 205,371.44 is: 283,550.88
Step by Step Solution
- Step 1: Write the proportion equation
229,645.80 : 317,065.84 = 205,371.44 : x - Step 2: Convert to fraction form
229,645.80/317,065.84 = 205,371.44/x - Step 3: Cross multiply
229,645.80x = 317,065.84 × 205,371.44 - Step 4: Simplify right side
229,645.80x = 65,116,268,135.61 - Step 5: Solve for x
x = 65,116,268,135.61/229,645.80 - Step 6: Final answer
x = 283,550.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.