Finding the Fourth Proportional to 335.36, 462.79 and 187.99
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Solution
The fourth proportional to 335.36, 462.79 and 187.99 is: 259.43
Step by Step Solution
- Step 1: Write the proportion equation
335.36 : 462.79 = 187.99 : x - Step 2: Convert to fraction form
335.36/462.79 = 187.99/x - Step 3: Cross multiply
335.36x = 462.79 × 187.99 - Step 4: Simplify right side
335.36x = 87,000.27 - Step 5: Solve for x
x = 87,000.27/335.36 - Step 6: Final answer
x = 259.43
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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.