Finding the Fourth Proportional to 611,968.80, 844,378.92 and 370,245.36
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Solution
The fourth proportional to 611,968.80, 844,378.92 and 370,245.36 is: 510,855.09
Step by Step Solution
- Step 1: Write the proportion equation
611,968.80 : 844,378.92 = 370,245.36 : x - Step 2: Convert to fraction form
611,968.80/844,378.92 = 370,245.36/x - Step 3: Cross multiply
611,968.80x = 844,378.92 × 370,245.36 - Step 4: Simplify right side
611,968.80x = 312,627,377,211.81 - Step 5: Solve for x
x = 312,627,377,211.81/611,968.80 - Step 6: Final answer
x = 510,855.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.