Finding the Fourth Proportional to 328,232.09, 452,960.24 and 177,329.09
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Solution
The fourth proportional to 328,232.09, 452,960.24 and 177,329.09 is: 244,714.11
Step by Step Solution
- Step 1: Write the proportion equation
328,232.09 : 452,960.24 = 177,329.09 : x - Step 2: Convert to fraction form
328,232.09/452,960.24 = 177,329.09/x - Step 3: Cross multiply
328,232.09x = 452,960.24 × 177,329.09 - Step 4: Simplify right side
328,232.09x = 80,323,024,013.94 - Step 5: Solve for x
x = 80,323,024,013.94/328,232.09 - Step 6: Final answer
x = 244,714.11
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1.5x scale
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.