Finding the Fourth Proportional to 673,593.70, 1,010,390.55 and 299,616.70
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Solution
The fourth proportional to 673,593.70, 1,010,390.55 and 299,616.70 is: 449,425.05
Step by Step Solution
- Step 1: Write the proportion equation
673,593.70 : 1,010,390.55 = 299,616.70 : x - Step 2: Convert to fraction form
673,593.70/1,010,390.55 = 299,616.70/x - Step 3: Cross multiply
673,593.70x = 1,010,390.55 × 299,616.70 - Step 4: Simplify right side
673,593.70x = 302,729,882,302.19 - Step 5: Solve for x
x = 302,729,882,302.19/673,593.70 - Step 6: Final answer
x = 449,425.05
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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.