Finding the Fourth Proportional to 834,157.84, 1,251,549.96 and 385,093.84
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Solution
The fourth proportional to 834,157.84, 1,251,549.96 and 385,093.84 is: 577,785.35
Step by Step Solution
- Step 1: Write the proportion equation
834,157.84 : 1,251,549.96 = 385,093.84 : x - Step 2: Convert to fraction form
834,157.84/1,251,549.96 = 385,093.84/x - Step 3: Cross multiply
834,157.84x = 1,251,549.96 × 385,093.84 - Step 4: Simplify right side
834,157.84x = 481,964,180,048.25 - Step 5: Solve for x
x = 481,964,180,048.25/834,157.84 - Step 6: Final answer
x = 577,785.35
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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.