Finding the Fourth Proportional to 447.08, 617.01 and 250.63
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Solution
The fourth proportional to 447.08, 617.01 and 250.63 is: 345.88
Step by Step Solution
- Step 1: Write the proportion equation
447.08 : 617.01 = 250.63 : x - Step 2: Convert to fraction form
447.08/617.01 = 250.63/x - Step 3: Cross multiply
447.08x = 617.01 × 250.63 - Step 4: Simplify right side
447.08x = 154,638.13 - Step 5: Solve for x
x = 154,638.13/447.08 - Step 6: Final answer
x = 345.88
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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.