Finding the Fourth Proportional to 513,352.26, 769,871.43 and 180,850.50
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Solution
The fourth proportional to 513,352.26, 769,871.43 and 180,850.50 is: 271,220.45
Step by Step Solution
- Step 1: Write the proportion equation
513,352.26 : 769,871.43 = 180,850.50 : x - Step 2: Convert to fraction form
513,352.26/769,871.43 = 180,850.50/x - Step 3: Cross multiply
513,352.26x = 769,871.43 × 180,850.50 - Step 4: Simplify right side
513,352.26x = 139,231,633,051.22 - Step 5: Solve for x
x = 139,231,633,051.22/513,352.26 - Step 6: Final answer
x = 271,220.45
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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.