Finding the Fourth Proportional to 751,276.08, 1,126,914.12 and 455,166
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Solution
The fourth proportional to 751,276.08, 1,126,914.12 and 455,166 is: 682,749.00
Step by Step Solution
- Step 1: Write the proportion equation
751,276.08 : 1,126,914.12 = 455,166 : x - Step 2: Convert to fraction form
751,276.08/1,126,914.12 = 455,166/x - Step 3: Cross multiply
751,276.08x = 1,126,914.12 × 455,166 - Step 4: Simplify right side
751,276.08x = 512,932,992,343.92 - Step 5: Solve for x
x = 512,932,992,343.92/751,276.08 - Step 6: Final answer
x = 682,749.00
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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.