Finding the Fourth Proportional to 369.23, 553.99 and 232.23
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Solution
The fourth proportional to 369.23, 553.99 and 232.23 is: 348.45
Step by Step Solution
- Step 1: Write the proportion equation
369.23 : 553.99 = 232.23 : x - Step 2: Convert to fraction form
369.23/553.99 = 232.23/x - Step 3: Cross multiply
369.23x = 553.99 × 232.23 - Step 4: Simplify right side
369.23x = 128,655.03 - Step 5: Solve for x
x = 128,655.03/369.23 - Step 6: Final answer
x = 348.45
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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.