Finding the Fourth Proportional to 378,823.80, 568,230.84 and 108,958.53
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Solution
The fourth proportional to 378,823.80, 568,230.84 and 108,958.53 is: 163,436.40
Step by Step Solution
- Step 1: Write the proportion equation
378,823.80 : 568,230.84 = 108,958.53 : x - Step 2: Convert to fraction form
378,823.80/568,230.84 = 108,958.53/x - Step 3: Cross multiply
378,823.80x = 568,230.84 × 108,958.53 - Step 4: Simplify right side
378,823.80x = 61,913,597,027.07 - Step 5: Solve for x
x = 61,913,597,027.07/378,823.80 - Step 6: Final answer
x = 163,436.40
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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.