Finding the Fourth Proportional to 590,408.10, 886,049.55 and 235,676.70
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Solution
The fourth proportional to 590,408.10, 886,049.55 and 235,676.70 is: 353,689.65
Step by Step Solution
- Step 1: Write the proportion equation
590,408.10 : 886,049.55 = 235,676.70 : x - Step 2: Convert to fraction form
590,408.10/886,049.55 = 235,676.70/x - Step 3: Cross multiply
590,408.10x = 886,049.55 × 235,676.70 - Step 4: Simplify right side
590,408.10x = 208,821,233,980.49 - Step 5: Solve for x
x = 208,821,233,980.49/590,408.10 - Step 6: Final answer
x = 353,689.65
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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.