Finding the Fourth Proportional to 329,135.14, 454,203.90 and 178,232.14
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Solution
The fourth proportional to 329,135.14, 454,203.90 and 178,232.14 is: 245,958.95
Step by Step Solution
- Step 1: Write the proportion equation
329,135.14 : 454,203.90 = 178,232.14 : x - Step 2: Convert to fraction form
329,135.14/454,203.90 = 178,232.14/x - Step 3: Cross multiply
329,135.14x = 454,203.90 × 178,232.14 - Step 4: Simplify right side
329,135.14x = 80,953,733,093.35 - Step 5: Solve for x
x = 80,953,733,093.35/329,135.14 - Step 6: Final answer
x = 245,958.95
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1.5x scale
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.