Finding the Fourth Proportional to 368.24, 551.58 and 252.14
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Solution
The fourth proportional to 368.24, 551.58 and 252.14 is: 377.67
Step by Step Solution
- Step 1: Write the proportion equation
368.24 : 551.58 = 252.14 : x - Step 2: Convert to fraction form
368.24/551.58 = 252.14/x - Step 3: Cross multiply
368.24x = 551.58 × 252.14 - Step 4: Simplify right side
368.24x = 139,071.68 - Step 5: Solve for x
x = 139,071.68/368.24 - Step 6: Final answer
x = 377.67
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.