Finding the Fourth Proportional to 328,642.94, 453,527.26 and 177,739.94
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Solution
The fourth proportional to 328,642.94, 453,527.26 and 177,739.94 is: 245,281.11
Step by Step Solution
- Step 1: Write the proportion equation
328,642.94 : 453,527.26 = 177,739.94 : x - Step 2: Convert to fraction form
328,642.94/453,527.26 = 177,739.94/x - Step 3: Cross multiply
328,642.94x = 453,527.26 × 177,739.94 - Step 4: Simplify right side
328,642.94x = 80,609,905,958.25 - Step 5: Solve for x
x = 80,609,905,958.25/328,642.94 - Step 6: Final answer
x = 245,281.11
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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.