Finding the Fourth Proportional to 275,121.48, 412,798.86 and 150,316.68
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Solution
The fourth proportional to 275,121.48, 412,798.86 and 150,316.68 is: 225,538.75
Step by Step Solution
- Step 1: Write the proportion equation
275,121.48 : 412,798.86 = 150,316.68 : x - Step 2: Convert to fraction form
275,121.48/412,798.86 = 150,316.68/x - Step 3: Cross multiply
275,121.48x = 412,798.86 × 150,316.68 - Step 4: Simplify right side
275,121.48x = 62,050,554,142.98 - Step 5: Solve for x
x = 62,050,554,142.98/275,121.48 - Step 6: Final answer
x = 225,538.75
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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.