Finding the Fourth Proportional to 363,579.84, 545,394.68 and 123,596.09
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Solution
The fourth proportional to 363,579.84, 545,394.68 and 123,596.09 is: 185,402.60
Step by Step Solution
- Step 1: Write the proportion equation
363,579.84 : 545,394.68 = 123,596.09 : x - Step 2: Convert to fraction form
363,579.84/545,394.68 = 123,596.09/x - Step 3: Cross multiply
363,579.84x = 545,394.68 × 123,596.09 - Step 4: Simplify right side
363,579.84x = 67,408,646,609.85 - Step 5: Solve for x
x = 67,408,646,609.85/363,579.84 - Step 6: Final answer
x = 185,402.60
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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.