Finding the Fourth Proportional to 300,351.52, 414,319.08 and 192,937.44
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Solution
The fourth proportional to 300,351.52, 414,319.08 and 192,937.44 is: 266,147.02
Step by Step Solution
- Step 1: Write the proportion equation
300,351.52 : 414,319.08 = 192,937.44 : x - Step 2: Convert to fraction form
300,351.52/414,319.08 = 192,937.44/x - Step 3: Cross multiply
300,351.52x = 414,319.08 × 192,937.44 - Step 4: Simplify right side
300,351.52x = 79,937,662,638.36 - Step 5: Solve for x
x = 79,937,662,638.36/300,351.52 - Step 6: Final answer
x = 266,147.02
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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.