Finding the Fourth Proportional to 780,360.26, 1,170,634.10 and 274,816.68
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Solution
The fourth proportional to 780,360.26, 1,170,634.10 and 274,816.68 is: 412,258.02
Step by Step Solution
- Step 1: Write the proportion equation
780,360.26 : 1,170,634.10 = 274,816.68 : x - Step 2: Convert to fraction form
780,360.26/1,170,634.10 = 274,816.68/x - Step 3: Cross multiply
780,360.26x = 1,170,634.10 × 274,816.68 - Step 4: Simplify right side
780,360.26x = 321,709,775,482.71 - Step 5: Solve for x
x = 321,709,775,482.71/780,360.26 - Step 6: Final answer
x = 412,258.02
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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.