Finding the Fourth Proportional to 328,871.63, 453,842.84 and 177,968.63
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Solution
The fourth proportional to 328,871.63, 453,842.84 and 177,968.63 is: 245,596.70
Step by Step Solution
- Step 1: Write the proportion equation
328,871.63 : 453,842.84 = 177,968.63 : x - Step 2: Convert to fraction form
328,871.63/453,842.84 = 177,968.63/x - Step 3: Cross multiply
328,871.63x = 453,842.84 × 177,968.63 - Step 4: Simplify right side
328,871.63x = 80,769,788,470.11 - Step 5: Solve for x
x = 80,769,788,470.11/328,871.63 - Step 6: Final answer
x = 245,596.70
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.