Finding the Fourth Proportional to 414,997.02, 572,526.36 and 306,361.44
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Solution
The fourth proportional to 414,997.02, 572,526.36 and 306,361.44 is: 422,653.64
Step by Step Solution
- Step 1: Write the proportion equation
414,997.02 : 572,526.36 = 306,361.44 : x - Step 2: Convert to fraction form
414,997.02/572,526.36 = 306,361.44/x - Step 3: Cross multiply
414,997.02x = 572,526.36 × 306,361.44 - Step 4: Simplify right side
414,997.02x = 175,400,000,087.56 - Step 5: Solve for x
x = 175,400,000,087.56/414,997.02 - Step 6: Final answer
x = 422,653.64
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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.