Finding the Fourth Proportional to 252,023.40, 378,035.10 and 232,777.80
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Solution
The fourth proportional to 252,023.40, 378,035.10 and 232,777.80 is: 349,166.70
Step by Step Solution
- Step 1: Write the proportion equation
252,023.40 : 378,035.10 = 232,777.80 : x - Step 2: Convert to fraction form
252,023.40/378,035.10 = 232,777.80/x - Step 3: Cross multiply
252,023.40x = 378,035.10 × 232,777.80 - Step 4: Simplify right side
252,023.40x = 87,998,178,900.78 - Step 5: Solve for x
x = 87,998,178,900.78/252,023.40 - Step 6: Final answer
x = 349,166.70
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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.