Finding the Fourth Proportional to 443,106.84, 664,877.14 and 274,582.09
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Solution
The fourth proportional to 443,106.84, 664,877.14 and 274,582.09 is: 412,007.53
Step by Step Solution
- Step 1: Write the proportion equation
443,106.84 : 664,877.14 = 274,582.09 : x - Step 2: Convert to fraction form
443,106.84/664,877.14 = 274,582.09/x - Step 3: Cross multiply
443,106.84x = 664,877.14 × 274,582.09 - Step 4: Simplify right side
443,106.84x = 182,563,354,694.42 - Step 5: Solve for x
x = 182,563,354,694.42/443,106.84 - Step 6: Final answer
x = 412,007.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.