Finding the Fourth Proportional to 585.81, 878.68 and 174.95
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Solution
The fourth proportional to 585.81, 878.68 and 174.95 is: 262.41
Step by Step Solution
- Step 1: Write the proportion equation
585.81 : 878.68 = 174.95 : x - Step 2: Convert to fraction form
585.81/878.68 = 174.95/x - Step 3: Cross multiply
585.81x = 878.68 × 174.95 - Step 4: Simplify right side
585.81x = 153,720.24 - Step 5: Solve for x
x = 153,720.24/585.81 - Step 6: Final answer
x = 262.41
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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.