Finding the Fourth Proportional to 313,175.84, 469,747.02 and 110,757.92
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Solution
The fourth proportional to 313,175.84, 469,747.02 and 110,757.92 is: 166,130.96
Step by Step Solution
- Step 1: Write the proportion equation
313,175.84 : 469,747.02 = 110,757.92 : x - Step 2: Convert to fraction form
313,175.84/469,747.02 = 110,757.92/x - Step 3: Cross multiply
313,175.84x = 469,747.02 × 110,757.92 - Step 4: Simplify right side
313,175.84x = 52,028,202,861.40 - Step 5: Solve for x
x = 52,028,202,861.40/313,175.84 - Step 6: Final answer
x = 166,130.96
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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.