Finding the Fourth Proportional to 886,805.80, 1,330,208.70 and 603,370.60
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Solution
The fourth proportional to 886,805.80, 1,330,208.70 and 603,370.60 is: 905,055.90
Step by Step Solution
- Step 1: Write the proportion equation
886,805.80 : 1,330,208.70 = 603,370.60 : x - Step 2: Convert to fraction form
886,805.80/1,330,208.70 = 603,370.60/x - Step 3: Cross multiply
886,805.80x = 1,330,208.70 × 603,370.60 - Step 4: Simplify right side
886,805.80x = 802,608,821,444.22 - Step 5: Solve for x
x = 802,608,821,444.22/886,805.80 - Step 6: Final answer
x = 905,055.90
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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.