Finding the Fourth Proportional to 406.41, 608.73 and 232.99
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Solution
The fourth proportional to 406.41, 608.73 and 232.99 is: 348.97
Step by Step Solution
- Step 1: Write the proportion equation
406.41 : 608.73 = 232.99 : x - Step 2: Convert to fraction form
406.41/608.73 = 232.99/x - Step 3: Cross multiply
406.41x = 608.73 × 232.99 - Step 4: Simplify right side
406.41x = 141,823.79 - Step 5: Solve for x
x = 141,823.79/406.41 - Step 6: Final answer
x = 348.97
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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.