Finding the Fourth Proportional to 378,207.70, 566,546.10 and 235,615.30
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Solution
The fourth proportional to 378,207.70, 566,546.10 and 235,615.30 is: 352,946.09
Step by Step Solution
- Step 1: Write the proportion equation
378,207.70 : 566,546.10 = 235,615.30 : x - Step 2: Convert to fraction form
378,207.70/566,546.10 = 235,615.30/x - Step 3: Cross multiply
378,207.70x = 566,546.10 × 235,615.30 - Step 4: Simplify right side
378,207.70x = 133,486,929,315.33 - Step 5: Solve for x
x = 133,486,929,315.33/378,207.70 - Step 6: Final answer
x = 352,946.09
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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.