Finding the Fourth Proportional to 328,884.44, 453,861.98 and 177,981.48
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Solution
The fourth proportional to 328,884.44, 453,861.98 and 177,981.48 is: 245,615.23
Step by Step Solution
- Step 1: Write the proportion equation
328,884.44 : 453,861.98 = 177,981.48 : x - Step 2: Convert to fraction form
328,884.44/453,861.98 = 177,981.48/x - Step 3: Cross multiply
328,884.44x = 453,861.98 × 177,981.48 - Step 4: Simplify right side
328,884.44x = 80,779,026,916.13 - Step 5: Solve for x
x = 80,779,026,916.13/328,884.44 - Step 6: Final answer
x = 245,615.23
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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.