Finding the Fourth Proportional to 350,261.26, 483,372.39 and 207,143.98
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Solution
The fourth proportional to 350,261.26, 483,372.39 and 207,143.98 is: 285,865.70
Step by Step Solution
- Step 1: Write the proportion equation
350,261.26 : 483,372.39 = 207,143.98 : x - Step 2: Convert to fraction form
350,261.26/483,372.39 = 207,143.98/x - Step 3: Cross multiply
350,261.26x = 483,372.39 × 207,143.98 - Step 4: Simplify right side
350,261.26x = 100,127,680,255.07 - Step 5: Solve for x
x = 100,127,680,255.07/350,261.26 - Step 6: Final answer
x = 285,865.70
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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.