Finding the Fourth Proportional to 734.84, 1,014 and 440.08
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Solution
The fourth proportional to 734.84, 1,014 and 440.08 is: 607.26
Step by Step Solution
- Step 1: Write the proportion equation
734.84 : 1,014 = 440.08 : x - Step 2: Convert to fraction form
734.84/1,014 = 440.08/x - Step 3: Cross multiply
734.84x = 1,014 × 440.08 - Step 4: Simplify right side
734.84x = 446,241.12 - Step 5: Solve for x
x = 446,241.12/734.84 - Step 6: Final answer
x = 607.26
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.