Finding the Fourth Proportional to 366,427.44, 548,829.14 and 281,562.93
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Solution
The fourth proportional to 366,427.44, 548,829.14 and 281,562.93 is: 421,720.43
Step by Step Solution
- Step 1: Write the proportion equation
366,427.44 : 548,829.14 = 281,562.93 : x - Step 2: Convert to fraction form
366,427.44/548,829.14 = 281,562.93/x - Step 3: Cross multiply
366,427.44x = 548,829.14 × 281,562.93 - Step 4: Simplify right side
366,427.44x = 154,529,939,319.97 - Step 5: Solve for x
x = 154,529,939,319.97/366,427.44 - Step 6: Final answer
x = 421,720.43
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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.