Finding the Fourth Proportional to 636.26, 955.06 and 534.63
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Solution
The fourth proportional to 636.26, 955.06 and 534.63 is: 802.52
Step by Step Solution
- Step 1: Write the proportion equation
636.26 : 955.06 = 534.63 : x - Step 2: Convert to fraction form
636.26/955.06 = 534.63/x - Step 3: Cross multiply
636.26x = 955.06 × 534.63 - Step 4: Simplify right side
636.26x = 510,605.97 - Step 5: Solve for x
x = 510,605.97/636.26 - Step 6: Final answer
x = 802.52
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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.