Finding the Fourth Proportional to 523,124.94, 784,694.70 and 149,147.94
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Solution
The fourth proportional to 523,124.94, 784,694.70 and 149,147.94 is: 223,723.99
Step by Step Solution
- Step 1: Write the proportion equation
523,124.94 : 784,694.70 = 149,147.94 : x - Step 2: Convert to fraction form
523,124.94/784,694.70 = 149,147.94/x - Step 3: Cross multiply
523,124.94x = 784,694.70 × 149,147.94 - Step 4: Simplify right side
523,124.94x = 117,035,597,288.18 - Step 5: Solve for x
x = 117,035,597,288.18/523,124.94 - Step 6: Final answer
x = 223,723.99
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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.