Finding the Fourth Proportional to 734,132.60, 1,101,600.12 and 284,871.08
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Solution
The fourth proportional to 734,132.60, 1,101,600.12 and 284,871.08 is: 427,462.31
Step by Step Solution
- Step 1: Write the proportion equation
734,132.60 : 1,101,600.12 = 284,871.08 : x - Step 2: Convert to fraction form
734,132.60/1,101,600.12 = 284,871.08/x - Step 3: Cross multiply
734,132.60x = 1,101,600.12 × 284,871.08 - Step 4: Simplify right side
734,132.60x = 313,814,015,912.53 - Step 5: Solve for x
x = 313,814,015,912.53/734,132.60 - Step 6: Final answer
x = 427,462.31
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1.5x scale
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.