Finding the Fourth Proportional to 194,832.80, 291,634.80 and 188,688.80
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Solution
The fourth proportional to 194,832.80, 291,634.80 and 188,688.80 is: 282,438.17
Step by Step Solution
- Step 1: Write the proportion equation
194,832.80 : 291,634.80 = 188,688.80 : x - Step 2: Convert to fraction form
194,832.80/291,634.80 = 188,688.80/x - Step 3: Cross multiply
194,832.80x = 291,634.80 × 188,688.80 - Step 4: Simplify right side
194,832.80x = 55,028,220,450.24 - Step 5: Solve for x
x = 55,028,220,450.24/194,832.80 - Step 6: Final answer
x = 282,438.17
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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.