Finding the Fourth Proportional to 272,805.93, 376,491.11 and 165,380.49
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Solution
The fourth proportional to 272,805.93, 376,491.11 and 165,380.49 is: 228,236.55
Step by Step Solution
- Step 1: Write the proportion equation
272,805.93 : 376,491.11 = 165,380.49 : x - Step 2: Convert to fraction form
272,805.93/376,491.11 = 165,380.49/x - Step 3: Cross multiply
272,805.93x = 376,491.11 × 165,380.49 - Step 4: Simplify right side
272,805.93x = 62,264,283,425.54 - Step 5: Solve for x
x = 62,264,283,425.54/272,805.93 - Step 6: Final answer
x = 228,236.55
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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.