Finding the Fourth Proportional to 328,895.84, 453,876.26 and 177,992.84
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Solution
The fourth proportional to 328,895.84, 453,876.26 and 177,992.84 is: 245,630.12
Step by Step Solution
- Step 1: Write the proportion equation
328,895.84 : 453,876.26 = 177,992.84 : x - Step 2: Convert to fraction form
328,895.84/453,876.26 = 177,992.84/x - Step 3: Cross multiply
328,895.84x = 453,876.26 × 177,992.84 - Step 4: Simplify right side
328,895.84x = 80,786,726,410.18 - Step 5: Solve for x
x = 80,786,726,410.18/328,895.84 - Step 6: Final answer
x = 245,630.12
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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.