Finding the Fourth Proportional to 329,129.14, 454,195.62 and 178,226.14
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Solution
The fourth proportional to 329,129.14, 454,195.62 and 178,226.14 is: 245,950.67
Step by Step Solution
- Step 1: Write the proportion equation
329,129.14 : 454,195.62 = 178,226.14 : x - Step 2: Convert to fraction form
329,129.14/454,195.62 = 178,226.14/x - Step 3: Cross multiply
329,129.14x = 454,195.62 × 178,226.14 - Step 4: Simplify right side
329,129.14x = 80,949,532,157.51 - Step 5: Solve for x
x = 80,949,532,157.51/329,129.14 - Step 6: Final answer
x = 245,950.67
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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.