Finding the Fourth Proportional to 329,178.48, 454,265.88 and 178,276.08
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Solution
The fourth proportional to 329,178.48, 454,265.88 and 178,276.08 is: 246,020.76
Step by Step Solution
- Step 1: Write the proportion equation
329,178.48 : 454,265.88 = 178,276.08 : x - Step 2: Convert to fraction form
329,178.48/454,265.88 = 178,276.08/x - Step 3: Cross multiply
329,178.48x = 454,265.88 × 178,276.08 - Step 4: Simplify right side
329,178.48x = 80,984,740,364.15 - Step 5: Solve for x
x = 80,984,740,364.15/329,178.48 - Step 6: Final answer
x = 246,020.76
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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.