Finding the Fourth Proportional to 810,992.98, 1,119,125.60 and 448,392.92
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Solution
The fourth proportional to 810,992.98, 1,119,125.60 and 448,392.92 is: 618,757.50
Step by Step Solution
- Step 1: Write the proportion equation
810,992.98 : 1,119,125.60 = 448,392.92 : x - Step 2: Convert to fraction form
810,992.98/1,119,125.60 = 448,392.92/x - Step 3: Cross multiply
810,992.98x = 1,119,125.60 × 448,392.92 - Step 4: Simplify right side
810,992.98x = 501,807,987,793.16 - Step 5: Solve for x
x = 501,807,987,793.16/810,992.98 - Step 6: Final answer
x = 618,757.50
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.