Finding the Fourth Proportional to 635.14, 952.70 and 269.70
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Solution
The fourth proportional to 635.14, 952.70 and 269.70 is: 404.55
Step by Step Solution
- Step 1: Write the proportion equation
635.14 : 952.70 = 269.70 : x - Step 2: Convert to fraction form
635.14/952.70 = 269.70/x - Step 3: Cross multiply
635.14x = 952.70 × 269.70 - Step 4: Simplify right side
635.14x = 256,943.19 - Step 5: Solve for x
x = 256,943.19/635.14 - Step 6: Final answer
x = 404.55
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.