Finding the Fourth Proportional to 806,548.12, 1,209,822.24 and 333,245.68
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Solution
The fourth proportional to 806,548.12, 1,209,822.24 and 333,245.68 is: 499,868.54
Step by Step Solution
- Step 1: Write the proportion equation
806,548.12 : 1,209,822.24 = 333,245.68 : x - Step 2: Convert to fraction form
806,548.12/1,209,822.24 = 333,245.68/x - Step 3: Cross multiply
806,548.12x = 1,209,822.24 × 333,245.68 - Step 4: Simplify right side
806,548.12x = 403,168,035,047.92 - Step 5: Solve for x
x = 403,168,035,047.92/806,548.12 - Step 6: Final answer
x = 499,868.54
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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.