Finding the Fourth Proportional to 395.22, 592.95 and 178.98
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Solution
The fourth proportional to 395.22, 592.95 and 178.98 is: 268.52
Step by Step Solution
- Step 1: Write the proportion equation
395.22 : 592.95 = 178.98 : x - Step 2: Convert to fraction form
395.22/592.95 = 178.98/x - Step 3: Cross multiply
395.22x = 592.95 × 178.98 - Step 4: Simplify right side
395.22x = 106,126.19 - Step 5: Solve for x
x = 106,126.19/395.22 - Step 6: Final answer
x = 268.52
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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.