Finding the Fourth Proportional to 852,009.56, 1,277,736.84 and 283,238.12
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Solution
The fourth proportional to 852,009.56, 1,277,736.84 and 283,238.12 is: 424,764.93
Step by Step Solution
- Step 1: Write the proportion equation
852,009.56 : 1,277,736.84 = 283,238.12 : x - Step 2: Convert to fraction form
852,009.56/1,277,736.84 = 283,238.12/x - Step 3: Cross multiply
852,009.56x = 1,277,736.84 × 283,238.12 - Step 4: Simplify right side
852,009.56x = 361,903,780,416.34 - Step 5: Solve for x
x = 361,903,780,416.34/852,009.56 - Step 6: Final answer
x = 424,764.93
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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.