Finding the Fourth Proportional to 201,716.20, 302,574.30 and 192,530.80
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Solution
The fourth proportional to 201,716.20, 302,574.30 and 192,530.80 is: 288,796.20
Step by Step Solution
- Step 1: Write the proportion equation
201,716.20 : 302,574.30 = 192,530.80 : x - Step 2: Convert to fraction form
201,716.20/302,574.30 = 192,530.80/x - Step 3: Cross multiply
201,716.20x = 302,574.30 × 192,530.80 - Step 4: Simplify right side
201,716.20x = 58,254,872,038.44 - Step 5: Solve for x
x = 58,254,872,038.44/201,716.20 - Step 6: Final answer
x = 288,796.20
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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.