Finding the Fourth Proportional to 201,643.20, 302,628.83 and 195,082.20
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Solution
The fourth proportional to 201,643.20, 302,628.83 and 195,082.20 is: 292,781.99
Step by Step Solution
- Step 1: Write the proportion equation
201,643.20 : 302,628.83 = 195,082.20 : x - Step 2: Convert to fraction form
201,643.20/302,628.83 = 195,082.20/x - Step 3: Cross multiply
201,643.20x = 302,628.83 × 195,082.20 - Step 4: Simplify right side
201,643.20x = 59,037,496,964.42 - Step 5: Solve for x
x = 59,037,496,964.42/201,643.20 - Step 6: Final answer
x = 292,781.99
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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.