Finding the Fourth Proportional to 328,160.50, 452,861.67 and 177,257.50
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Solution
The fourth proportional to 328,160.50, 452,861.67 and 177,257.50 is: 244,615.45
Step by Step Solution
- Step 1: Write the proportion equation
328,160.50 : 452,861.67 = 177,257.50 : x - Step 2: Convert to fraction form
328,160.50/452,861.67 = 177,257.50/x - Step 3: Cross multiply
328,160.50x = 452,861.67 × 177,257.50 - Step 4: Simplify right side
328,160.50x = 80,273,127,470.03 - Step 5: Solve for x
x = 80,273,127,470.03/328,160.50 - Step 6: Final answer
x = 244,615.45
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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.