Finding the Fourth Proportional to 328,580.30, 453,440.84 and 177,677.30
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Solution
The fourth proportional to 328,580.30, 453,440.84 and 177,677.30 is: 245,194.68
Step by Step Solution
- Step 1: Write the proportion equation
328,580.30 : 453,440.84 = 177,677.30 : x - Step 2: Convert to fraction form
328,580.30/453,440.84 = 177,677.30/x - Step 3: Cross multiply
328,580.30x = 453,440.84 × 177,677.30 - Step 4: Simplify right side
328,580.30x = 80,566,141,855.54 - Step 5: Solve for x
x = 80,566,141,855.54/328,580.30 - Step 6: Final answer
x = 245,194.68
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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.