Finding the Fourth Proportional to 440,262.21, 660,478.07 and 187,537.96
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Solution
The fourth proportional to 440,262.21, 660,478.07 and 187,537.96 is: 281,343.04
Step by Step Solution
- Step 1: Write the proportion equation
440,262.21 : 660,478.07 = 187,537.96 : x - Step 2: Convert to fraction form
440,262.21/660,478.07 = 187,537.96/x - Step 3: Cross multiply
440,262.21x = 660,478.07 × 187,537.96 - Step 4: Simplify right side
440,262.21x = 123,864,709,872.54 - Step 5: Solve for x
x = 123,864,709,872.54/440,262.21 - Step 6: Final answer
x = 281,343.04
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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.