Finding the Fourth Proportional to 896,119.44, 1,236,644.12 and 493,711.44
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Solution
The fourth proportional to 896,119.44, 1,236,644.12 and 493,711.44 is: 681,321.40
Step by Step Solution
- Step 1: Write the proportion equation
896,119.44 : 1,236,644.12 = 493,711.44 : x - Step 2: Convert to fraction form
896,119.44/1,236,644.12 = 493,711.44/x - Step 3: Cross multiply
896,119.44x = 1,236,644.12 × 493,711.44 - Step 4: Simplify right side
896,119.44x = 610,545,349,252.73 - Step 5: Solve for x
x = 610,545,349,252.73/896,119.44 - Step 6: Final answer
x = 681,321.40
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.