Finding the Fourth Proportional to 792,135.60, 1,189,369.80 and 614,842.80
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Solution
The fourth proportional to 792,135.60, 1,189,369.80 and 614,842.80 is: 923,169.54
Step by Step Solution
- Step 1: Write the proportion equation
792,135.60 : 1,189,369.80 = 614,842.80 : x - Step 2: Convert to fraction form
792,135.60/1,189,369.80 = 614,842.80/x - Step 3: Cross multiply
792,135.60x = 1,189,369.80 × 614,842.80 - Step 4: Simplify right side
792,135.60x = 731,275,458,067.44 - Step 5: Solve for x
x = 731,275,458,067.44/792,135.60 - Step 6: Final answer
x = 923,169.54
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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.