Finding the Fourth Proportional to 460, 690.08 and 232
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Solution
The fourth proportional to 460, 690.08 and 232 is: 348.04
Step by Step Solution
- Step 1: Write the proportion equation
460 : 690.08 = 232 : x - Step 2: Convert to fraction form
460/690.08 = 232/x - Step 3: Cross multiply
460x = 690.08 × 232 - Step 4: Simplify right side
460x = 160,098.56 - Step 5: Solve for x
x = 160,098.56/460 - Step 6: Final answer
x = 348.04
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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.