Finding the Fourth Proportional to 440,905.06, 661,468.64 and 125,361.98
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Solution
The fourth proportional to 440,905.06, 661,468.64 and 125,361.98 is: 188,074.54
Step by Step Solution
- Step 1: Write the proportion equation
440,905.06 : 661,468.64 = 125,361.98 : x - Step 2: Convert to fraction form
440,905.06/661,468.64 = 125,361.98/x - Step 3: Cross multiply
440,905.06x = 661,468.64 × 125,361.98 - Step 4: Simplify right side
440,905.06x = 82,923,018,418.31 - Step 5: Solve for x
x = 82,923,018,418.31/440,905.06 - Step 6: Final answer
x = 188,074.54
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.