Finding the Fourth Proportional to 436,252.81, 654,379.21 and 136,734.96
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Solution
The fourth proportional to 436,252.81, 654,379.21 and 136,734.96 is: 205,102.44
Step by Step Solution
- Step 1: Write the proportion equation
436,252.81 : 654,379.21 = 136,734.96 : x - Step 2: Convert to fraction form
436,252.81/654,379.21 = 136,734.96/x - Step 3: Cross multiply
436,252.81x = 654,379.21 × 136,734.96 - Step 4: Simplify right side
436,252.81x = 89,476,515,104.18 - Step 5: Solve for x
x = 89,476,515,104.18/436,252.81 - Step 6: Final answer
x = 205,102.44
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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.