Finding the Fourth Proportional to 301,861.08, 416,548.10 and 165,892.10
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Solution
The fourth proportional to 301,861.08, 416,548.10 and 165,892.10 is: 228,919.99
Step by Step Solution
- Step 1: Write the proportion equation
301,861.08 : 416,548.10 = 165,892.10 : x - Step 2: Convert to fraction form
301,861.08/416,548.10 = 165,892.10/x - Step 3: Cross multiply
301,861.08x = 416,548.10 × 165,892.10 - Step 4: Simplify right side
301,861.08x = 69,102,036,147.81 - Step 5: Solve for x
x = 69,102,036,147.81/301,861.08 - Step 6: Final answer
x = 228,919.99
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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.