Finding the Fourth Proportional to 240,456.75, 331,845.68 and 134,472.75
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Solution
The fourth proportional to 240,456.75, 331,845.68 and 134,472.75 is: 185,580.98
Step by Step Solution
- Step 1: Write the proportion equation
240,456.75 : 331,845.68 = 134,472.75 : x - Step 2: Convert to fraction form
240,456.75/331,845.68 = 134,472.75/x - Step 3: Cross multiply
240,456.75x = 331,845.68 × 134,472.75 - Step 4: Simplify right side
240,456.75x = 44,624,200,492.86 - Step 5: Solve for x
x = 44,624,200,492.86/240,456.75 - Step 6: Final answer
x = 185,580.98
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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.