Finding the Fourth Proportional to 370.44, 511.17 and 213.07
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Solution
The fourth proportional to 370.44, 511.17 and 213.07 is: 294.02
Step by Step Solution
- Step 1: Write the proportion equation
370.44 : 511.17 = 213.07 : x - Step 2: Convert to fraction form
370.44/511.17 = 213.07/x - Step 3: Cross multiply
370.44x = 511.17 × 213.07 - Step 4: Simplify right side
370.44x = 108,914.99 - Step 5: Solve for x
x = 108,914.99/370.44 - Step 6: Final answer
x = 294.02
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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.