Finding the Fourth Proportional to 393,568.08, 590,789.16 and 203,977.68
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Solution
The fourth proportional to 393,568.08, 590,789.16 and 203,977.68 is: 306,193.03
Step by Step Solution
- Step 1: Write the proportion equation
393,568.08 : 590,789.16 = 203,977.68 : x - Step 2: Convert to fraction form
393,568.08/590,789.16 = 203,977.68/x - Step 3: Cross multiply
393,568.08x = 590,789.16 × 203,977.68 - Step 4: Simplify right side
393,568.08x = 120,507,802,225.95 - Step 5: Solve for x
x = 120,507,802,225.95/393,568.08 - Step 6: Final answer
x = 306,193.03
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.