Finding the Fourth Proportional to 349.96, 482.08 and 261.16
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Solution
The fourth proportional to 349.96, 482.08 and 261.16 is: 359.75
Step by Step Solution
- Step 1: Write the proportion equation
349.96 : 482.08 = 261.16 : x - Step 2: Convert to fraction form
349.96/482.08 = 261.16/x - Step 3: Cross multiply
349.96x = 482.08 × 261.16 - Step 4: Simplify right side
349.96x = 125,899.24 - Step 5: Solve for x
x = 125,899.24/349.96 - Step 6: Final answer
x = 359.75
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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.