Finding the Fourth Proportional to 496,718.58, 744,989.58 and 212,568.96
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Solution
The fourth proportional to 496,718.58, 744,989.58 and 212,568.96 is: 318,815.66
Step by Step Solution
- Step 1: Write the proportion equation
496,718.58 : 744,989.58 = 212,568.96 : x - Step 2: Convert to fraction form
496,718.58/744,989.58 = 212,568.96/x - Step 3: Cross multiply
496,718.58x = 744,989.58 × 212,568.96 - Step 4: Simplify right side
496,718.58x = 158,361,660,231.44 - Step 5: Solve for x
x = 158,361,660,231.44/496,718.58 - Step 6: Final answer
x = 318,815.66
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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.