Finding the Fourth Proportional to 803,306.92, 1,205,000.48 and 263,515.44
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Solution
The fourth proportional to 803,306.92, 1,205,000.48 and 263,515.44 is: 395,286.31
Step by Step Solution
- Step 1: Write the proportion equation
803,306.92 : 1,205,000.48 = 263,515.44 : x - Step 2: Convert to fraction form
803,306.92/1,205,000.48 = 263,515.44/x - Step 3: Cross multiply
803,306.92x = 1,205,000.48 × 263,515.44 - Step 4: Simplify right side
803,306.92x = 317,536,231,687.41 - Step 5: Solve for x
x = 317,536,231,687.41/803,306.92 - Step 6: Final answer
x = 395,286.31
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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.