Finding the Fourth Proportional to 339,624.57, 468,686.76 and 186,676.91
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Solution
The fourth proportional to 339,624.57, 468,686.76 and 186,676.91 is: 257,616.80
Step by Step Solution
- Step 1: Write the proportion equation
339,624.57 : 468,686.76 = 186,676.91 : x - Step 2: Convert to fraction form
339,624.57/468,686.76 = 186,676.91/x - Step 3: Cross multiply
339,624.57x = 468,686.76 × 186,676.91 - Step 4: Simplify right side
339,624.57x = 87,492,993,771.28 - Step 5: Solve for x
x = 87,492,993,771.28/339,624.57 - Step 6: Final answer
x = 257,616.80
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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.