Finding the Fourth Proportional to 367.76, 551.04 and 259.32
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Solution
The fourth proportional to 367.76, 551.04 and 259.32 is: 388.56
Step by Step Solution
- Step 1: Write the proportion equation
367.76 : 551.04 = 259.32 : x - Step 2: Convert to fraction form
367.76/551.04 = 259.32/x - Step 3: Cross multiply
367.76x = 551.04 × 259.32 - Step 4: Simplify right side
367.76x = 142,896.79 - Step 5: Solve for x
x = 142,896.79/367.76 - Step 6: Final answer
x = 388.56
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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.