Finding the Fourth Proportional to 347.35, 479.36 and 199.99
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Solution
The fourth proportional to 347.35, 479.36 and 199.99 is: 276.00
Step by Step Solution
- Step 1: Write the proportion equation
347.35 : 479.36 = 199.99 : x - Step 2: Convert to fraction form
347.35/479.36 = 199.99/x - Step 3: Cross multiply
347.35x = 479.36 × 199.99 - Step 4: Simplify right side
347.35x = 95,867.21 - Step 5: Solve for x
x = 95,867.21/347.35 - Step 6: Final answer
x = 276.00
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.