Finding the Fourth Proportional to 804,749.49, 1,207,311.20 and 236,107.62
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Solution
The fourth proportional to 804,749.49, 1,207,311.20 and 236,107.62 is: 354,216.28
Step by Step Solution
- Step 1: Write the proportion equation
804,749.49 : 1,207,311.20 = 236,107.62 : x - Step 2: Convert to fraction form
804,749.49/1,207,311.20 = 236,107.62/x - Step 3: Cross multiply
804,749.49x = 1,207,311.20 × 236,107.62 - Step 4: Simplify right side
804,749.49x = 285,055,374,031.34 - Step 5: Solve for x
x = 285,055,374,031.34/804,749.49 - Step 6: Final answer
x = 354,216.28
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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.