Finding the Fourth Proportional to 508,734.96, 762,592.68 and 255,243.12
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Solution
The fourth proportional to 508,734.96, 762,592.68 and 255,243.12 is: 382,608.92
Step by Step Solution
- Step 1: Write the proportion equation
508,734.96 : 762,592.68 = 255,243.12 : x - Step 2: Convert to fraction form
508,734.96/762,592.68 = 255,243.12/x - Step 3: Cross multiply
508,734.96x = 762,592.68 × 255,243.12 - Step 4: Simplify right side
508,734.96x = 194,646,534,932.36 - Step 5: Solve for x
x = 194,646,534,932.36/508,734.96 - Step 6: Final answer
x = 382,608.92
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1.5x scale
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.