Finding the Fourth Proportional to 701,687.28, 1,052,521.62 and 169,204.08
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Solution
The fourth proportional to 701,687.28, 1,052,521.62 and 169,204.08 is: 253,803.88
Step by Step Solution
- Step 1: Write the proportion equation
701,687.28 : 1,052,521.62 = 169,204.08 : x - Step 2: Convert to fraction form
701,687.28/1,052,521.62 = 169,204.08/x - Step 3: Cross multiply
701,687.28x = 1,052,521.62 × 169,204.08 - Step 4: Simplify right side
701,687.28x = 178,090,952,392.21 - Step 5: Solve for x
x = 178,090,952,392.21/701,687.28 - Step 6: Final answer
x = 253,803.88
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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.