Finding the Fourth Proportional to 464.50, 696.48 and 410.50
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Solution
The fourth proportional to 464.50, 696.48 and 410.50 is: 615.51
Step by Step Solution
- Step 1: Write the proportion equation
464.50 : 696.48 = 410.50 : x - Step 2: Convert to fraction form
464.50/696.48 = 410.50/x - Step 3: Cross multiply
464.50x = 696.48 × 410.50 - Step 4: Simplify right side
464.50x = 285,905.04 - Step 5: Solve for x
x = 285,905.04/464.50 - Step 6: Final answer
x = 615.51
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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.