Finding the Fourth Proportional to 513,168.62, 769,879.49 and 176,214.29
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Solution
The fourth proportional to 513,168.62, 769,879.49 and 176,214.29 is: 264,364.89
Step by Step Solution
- Step 1: Write the proportion equation
513,168.62 : 769,879.49 = 176,214.29 : x - Step 2: Convert to fraction form
513,168.62/769,879.49 = 176,214.29/x - Step 3: Cross multiply
513,168.62x = 769,879.49 × 176,214.29 - Step 4: Simplify right side
513,168.62x = 135,663,762,985.44 - Step 5: Solve for x
x = 135,663,762,985.44/513,168.62 - Step 6: Final answer
x = 264,364.89
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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.