Finding the Fourth Proportional to 582,226.14, 874,003.50 and 390,243.09
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Solution
The fourth proportional to 582,226.14, 874,003.50 and 390,243.09 is: 585,809.88
Step by Step Solution
- Step 1: Write the proportion equation
582,226.14 : 874,003.50 = 390,243.09 : x - Step 2: Convert to fraction form
582,226.14/874,003.50 = 390,243.09/x - Step 3: Cross multiply
582,226.14x = 874,003.50 × 390,243.09 - Step 4: Simplify right side
582,226.14x = 341,073,826,510.82 - Step 5: Solve for x
x = 341,073,826,510.82/582,226.14 - Step 6: Final answer
x = 585,809.88
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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.