Finding the Fourth Proportional to 358.01, 536.97 and 141.74
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Solution
The fourth proportional to 358.01, 536.97 and 141.74 is: 212.59
Step by Step Solution
- Step 1: Write the proportion equation
358.01 : 536.97 = 141.74 : x - Step 2: Convert to fraction form
358.01/536.97 = 141.74/x - Step 3: Cross multiply
358.01x = 536.97 × 141.74 - Step 4: Simplify right side
358.01x = 76,110.13 - Step 5: Solve for x
x = 76,110.13/358.01 - Step 6: Final answer
x = 212.59
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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.