Finding the Fourth Proportional to 300,541.08, 414,745.74 and 166,405.08
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Solution
The fourth proportional to 300,541.08, 414,745.74 and 166,405.08 is: 229,638.48
Step by Step Solution
- Step 1: Write the proportion equation
300,541.08 : 414,745.74 = 166,405.08 : x - Step 2: Convert to fraction form
300,541.08/414,745.74 = 166,405.08/x - Step 3: Cross multiply
300,541.08x = 414,745.74 × 166,405.08 - Step 4: Simplify right side
300,541.08x = 69,015,798,044.36 - Step 5: Solve for x
x = 69,015,798,044.36/300,541.08 - Step 6: Final answer
x = 229,638.48
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1.5x scale
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.