Finding the Fourth Proportional to 805,206.20, 1,207,809.30 and 244,268.60
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Solution
The fourth proportional to 805,206.20, 1,207,809.30 and 244,268.60 is: 366,402.90
Step by Step Solution
- Step 1: Write the proportion equation
805,206.20 : 1,207,809.30 = 244,268.60 : x - Step 2: Convert to fraction form
805,206.20/1,207,809.30 = 244,268.60/x - Step 3: Cross multiply
805,206.20x = 1,207,809.30 × 244,268.60 - Step 4: Simplify right side
805,206.20x = 295,029,886,777.98 - Step 5: Solve for x
x = 295,029,886,777.98/805,206.20 - Step 6: Final answer
x = 366,402.90
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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.