Finding the Fourth Proportional to 453.63, 625.99 and 254.44
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Solution
The fourth proportional to 453.63, 625.99 and 254.44 is: 351.12
Step by Step Solution
- Step 1: Write the proportion equation
453.63 : 625.99 = 254.44 : x - Step 2: Convert to fraction form
453.63/625.99 = 254.44/x - Step 3: Cross multiply
453.63x = 625.99 × 254.44 - Step 4: Simplify right side
453.63x = 159,276.90 - Step 5: Solve for x
x = 159,276.90/453.63 - Step 6: Final answer
x = 351.12
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.