Finding the Fourth Proportional to 376,687.17, 565,051.82 and 120,542.09
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Solution
The fourth proportional to 376,687.17, 565,051.82 and 120,542.09 is: 180,819.87
Step by Step Solution
- Step 1: Write the proportion equation
376,687.17 : 565,051.82 = 120,542.09 : x - Step 2: Convert to fraction form
376,687.17/565,051.82 = 120,542.09/x - Step 3: Cross multiply
376,687.17x = 565,051.82 × 120,542.09 - Step 4: Simplify right side
376,687.17x = 68,112,523,913.13 - Step 5: Solve for x
x = 68,112,523,913.13/376,687.17 - Step 6: Final answer
x = 180,819.87
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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.