Finding the Fourth Proportional to 329,249.75, 454,364.67 and 178,346.75
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Solution
The fourth proportional to 329,249.75, 454,364.67 and 178,346.75 is: 246,118.52
Step by Step Solution
- Step 1: Write the proportion equation
329,249.75 : 454,364.67 = 178,346.75 : x - Step 2: Convert to fraction form
329,249.75/454,364.67 = 178,346.75/x - Step 3: Cross multiply
329,249.75x = 454,364.67 × 178,346.75 - Step 4: Simplify right side
329,249.75x = 81,034,462,209.32 - Step 5: Solve for x
x = 81,034,462,209.32/329,249.75 - Step 6: Final answer
x = 246,118.52
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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.