Finding the Fourth Proportional to 300,292.63, 450,125.25 and 100,448.68
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Solution
The fourth proportional to 300,292.63, 450,125.25 and 100,448.68 is: 150,568.09
Step by Step Solution
- Step 1: Write the proportion equation
300,292.63 : 450,125.25 = 100,448.68 : x - Step 2: Convert to fraction form
300,292.63/450,125.25 = 100,448.68/x - Step 3: Cross multiply
300,292.63x = 450,125.25 × 100,448.68 - Step 4: Simplify right side
300,292.63x = 45,214,487,197.17 - Step 5: Solve for x
x = 45,214,487,197.17/300,292.63 - Step 6: Final answer
x = 150,568.09
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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.