Finding the Fourth Proportional to 299,535.08, 413,350.50 and 165,396.20
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Solution
The fourth proportional to 299,535.08, 413,350.50 and 165,396.20 is: 228,242.39
Step by Step Solution
- Step 1: Write the proportion equation
299,535.08 : 413,350.50 = 165,396.20 : x - Step 2: Convert to fraction form
299,535.08/413,350.50 = 165,396.20/x - Step 3: Cross multiply
299,535.08x = 413,350.50 × 165,396.20 - Step 4: Simplify right side
299,535.08x = 68,366,601,968.10 - Step 5: Solve for x
x = 68,366,601,968.10/299,535.08 - Step 6: Final answer
x = 228,242.39
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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.