Finding the Fourth Proportional to 494,129.48, 681,898.64 and 267,774.98
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Solution
The fourth proportional to 494,129.48, 681,898.64 and 267,774.98 is: 369,529.45
Step by Step Solution
- Step 1: Write the proportion equation
494,129.48 : 681,898.64 = 267,774.98 : x - Step 2: Convert to fraction form
494,129.48/681,898.64 = 267,774.98/x - Step 3: Cross multiply
494,129.48x = 681,898.64 × 267,774.98 - Step 4: Simplify right side
494,129.48x = 182,595,394,688.03 - Step 5: Solve for x
x = 182,595,394,688.03/494,129.48 - Step 6: Final answer
x = 369,529.45
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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.