Finding the Fourth Proportional to 328,653.52, 453,542.16 and 177,750.52
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Solution
The fourth proportional to 328,653.52, 453,542.16 and 177,750.52 is: 245,295.88
Step by Step Solution
- Step 1: Write the proportion equation
328,653.52 : 453,542.16 = 177,750.52 : x - Step 2: Convert to fraction form
328,653.52/453,542.16 = 177,750.52/x - Step 3: Cross multiply
328,653.52x = 453,542.16 × 177,750.52 - Step 4: Simplify right side
328,653.52x = 80,617,354,781.92 - Step 5: Solve for x
x = 80,617,354,781.92/328,653.52 - Step 6: Final answer
x = 245,295.88
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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.