Finding the Fourth Proportional to 350,589.36, 483,912.36 and 207,399.12
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Solution
The fourth proportional to 350,589.36, 483,912.36 and 207,399.12 is: 286,269.38
Step by Step Solution
- Step 1: Write the proportion equation
350,589.36 : 483,912.36 = 207,399.12 : x - Step 2: Convert to fraction form
350,589.36/483,912.36 = 207,399.12/x - Step 3: Cross multiply
350,589.36x = 483,912.36 × 207,399.12 - Step 4: Simplify right side
350,589.36x = 100,362,997,621.12 - Step 5: Solve for x
x = 100,362,997,621.12/350,589.36 - Step 6: Final answer
x = 286,269.38
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1.5x scale
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.