Finding the Fourth Proportional to 329,134.68, 454,203.25 and 178,231.68
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Solution
The fourth proportional to 329,134.68, 454,203.25 and 178,231.68 is: 245,958.31
Step by Step Solution
- Step 1: Write the proportion equation
329,134.68 : 454,203.25 = 178,231.68 : x - Step 2: Convert to fraction form
329,134.68/454,203.25 = 178,231.68/x - Step 3: Cross multiply
329,134.68x = 454,203.25 × 178,231.68 - Step 4: Simplify right side
329,134.68x = 80,953,408,308.96 - Step 5: Solve for x
x = 80,953,408,308.96/329,134.68 - Step 6: Final answer
x = 245,958.31
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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.