Finding the Fourth Proportional to 328,246.13, 452,979.72 and 177,343.13
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Solution
The fourth proportional to 328,246.13, 452,979.72 and 177,343.13 is: 244,733.55
Step by Step Solution
- Step 1: Write the proportion equation
328,246.13 : 452,979.72 = 177,343.13 : x - Step 2: Convert to fraction form
328,246.13/452,979.72 = 177,343.13/x - Step 3: Cross multiply
328,246.13x = 452,979.72 × 177,343.13 - Step 4: Simplify right side
328,246.13x = 80,332,839,106.43 - Step 5: Solve for x
x = 80,332,839,106.43/328,246.13 - Step 6: Final answer
x = 244,733.55
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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.