Finding the Fourth Proportional to 207,076.40, 310,614.60 and 201,244.40
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Solution
The fourth proportional to 207,076.40, 310,614.60 and 201,244.40 is: 301,866.60
Step by Step Solution
- Step 1: Write the proportion equation
207,076.40 : 310,614.60 = 201,244.40 : x - Step 2: Convert to fraction form
207,076.40/310,614.60 = 201,244.40/x - Step 3: Cross multiply
207,076.40x = 310,614.60 × 201,244.40 - Step 4: Simplify right side
207,076.40x = 62,509,448,808.24 - Step 5: Solve for x
x = 62,509,448,808.24/207,076.40 - Step 6: Final answer
x = 301,866.60
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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.