Finding the Fourth Proportional to 309.29, 464.27 and 232.47
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Solution
The fourth proportional to 309.29, 464.27 and 232.47 is: 348.96
Step by Step Solution
- Step 1: Write the proportion equation
309.29 : 464.27 = 232.47 : x - Step 2: Convert to fraction form
309.29/464.27 = 232.47/x - Step 3: Cross multiply
309.29x = 464.27 × 232.47 - Step 4: Simplify right side
309.29x = 107,927.68 - Step 5: Solve for x
x = 107,927.68/309.29 - Step 6: Final answer
x = 348.96
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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.