Finding the Fourth Proportional to 881.06, 1,319.14 and 446.08
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Solution
The fourth proportional to 881.06, 1,319.14 and 446.08 is: 667.88
Step by Step Solution
- Step 1: Write the proportion equation
881.06 : 1,319.14 = 446.08 : x - Step 2: Convert to fraction form
881.06/1,319.14 = 446.08/x - Step 3: Cross multiply
881.06x = 1,319.14 × 446.08 - Step 4: Simplify right side
881.06x = 588,441.97 - Step 5: Solve for x
x = 588,441.97/881.06 - Step 6: Final answer
x = 667.88
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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.