Finding the Fourth Proportional to 547,961.98, 756,420.36 and 333,170.68
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Solution
The fourth proportional to 547,961.98, 756,420.36 and 333,170.68 is: 459,917.10
Step by Step Solution
- Step 1: Write the proportion equation
547,961.98 : 756,420.36 = 333,170.68 : x - Step 2: Convert to fraction form
547,961.98/756,420.36 = 333,170.68/x - Step 3: Cross multiply
547,961.98x = 756,420.36 × 333,170.68 - Step 4: Simplify right side
547,961.98x = 252,017,085,707.05 - Step 5: Solve for x
x = 252,017,085,707.05/547,961.98 - Step 6: Final answer
x = 459,917.10
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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.