Finding the Fourth Proportional to 350,347.44, 483,296.04 and 221,239.12
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Solution
The fourth proportional to 350,347.44, 483,296.04 and 221,239.12 is: 305,194.15
Step by Step Solution
- Step 1: Write the proportion equation
350,347.44 : 483,296.04 = 221,239.12 : x - Step 2: Convert to fraction form
350,347.44/483,296.04 = 221,239.12/x - Step 3: Cross multiply
350,347.44x = 483,296.04 × 221,239.12 - Step 4: Simplify right side
350,347.44x = 106,923,990,589.09 - Step 5: Solve for x
x = 106,923,990,589.09/350,347.44 - Step 6: Final answer
x = 305,194.15
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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.