Finding the Fourth Proportional to 329,571.84, 454,808.08 and 178,668.88
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Solution
The fourth proportional to 329,571.84, 454,808.08 and 178,668.88 is: 246,562.48
Step by Step Solution
- Step 1: Write the proportion equation
329,571.84 : 454,808.08 = 178,668.88 : x - Step 2: Convert to fraction form
329,571.84/454,808.08 = 178,668.88/x - Step 3: Cross multiply
329,571.84x = 454,808.08 × 178,668.88 - Step 4: Simplify right side
329,571.84x = 81,260,050,268.55 - Step 5: Solve for x
x = 81,260,050,268.55/329,571.84 - Step 6: Final answer
x = 246,562.48
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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.