Finding the Fourth Proportional to 365,457.64, 548,463.42 and 155,243.08
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Solution
The fourth proportional to 365,457.64, 548,463.42 and 155,243.08 is: 232,982.27
Step by Step Solution
- Step 1: Write the proportion equation
365,457.64 : 548,463.42 = 155,243.08 : x - Step 2: Convert to fraction form
365,457.64/548,463.42 = 155,243.08/x - Step 3: Cross multiply
365,457.64x = 548,463.42 × 155,243.08 - Step 4: Simplify right side
365,457.64x = 85,145,150,588.13 - Step 5: Solve for x
x = 85,145,150,588.13/365,457.64 - Step 6: Final answer
x = 232,982.27
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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.