Finding the Fourth Proportional to 783,150.92, 1,174,727.41 and 214,537.08
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Solution
The fourth proportional to 783,150.92, 1,174,727.41 and 214,537.08 is: 321,805.90
Step by Step Solution
- Step 1: Write the proportion equation
783,150.92 : 1,174,727.41 = 214,537.08 : x - Step 2: Convert to fraction form
783,150.92/1,174,727.41 = 214,537.08/x - Step 3: Cross multiply
783,150.92x = 1,174,727.41 × 214,537.08 - Step 4: Simplify right side
783,150.92x = 252,022,587,801.02 - Step 5: Solve for x
x = 252,022,587,801.02/783,150.92 - Step 6: Final answer
x = 321,805.90
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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.