Finding the Fourth Proportional to 499,997.63, 750,074.34 and 162,960.08
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Solution
The fourth proportional to 499,997.63, 750,074.34 and 162,960.08 is: 244,465.50
Step by Step Solution
- Step 1: Write the proportion equation
499,997.63 : 750,074.34 = 162,960.08 : x - Step 2: Convert to fraction form
499,997.63/750,074.34 = 162,960.08/x - Step 3: Cross multiply
499,997.63x = 750,074.34 × 162,960.08 - Step 4: Simplify right side
499,997.63x = 122,232,170,701.98 - Step 5: Solve for x
x = 122,232,170,701.98/499,997.63 - Step 6: Final answer
x = 244,465.50
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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.