Finding the Fourth Proportional to 568.96, 853.69 and 239.99
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Solution
The fourth proportional to 568.96, 853.69 and 239.99 is: 360.09
Step by Step Solution
- Step 1: Write the proportion equation
568.96 : 853.69 = 239.99 : x - Step 2: Convert to fraction form
568.96/853.69 = 239.99/x - Step 3: Cross multiply
568.96x = 853.69 × 239.99 - Step 4: Simplify right side
568.96x = 204,877.06 - Step 5: Solve for x
x = 204,877.06/568.96 - Step 6: Final answer
x = 360.09
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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.