Finding the Fourth Proportional to 871,613.98, 1,202,481.40 and 504,023.18
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Solution
The fourth proportional to 871,613.98, 1,202,481.40 and 504,023.18 is: 695,351.97
Step by Step Solution
- Step 1: Write the proportion equation
871,613.98 : 1,202,481.40 = 504,023.18 : x - Step 2: Convert to fraction form
871,613.98/1,202,481.40 = 504,023.18/x - Step 3: Cross multiply
871,613.98x = 1,202,481.40 × 504,023.18 - Step 4: Simplify right side
871,613.98x = 606,078,499,118.85 - Step 5: Solve for x
x = 606,078,499,118.85/871,613.98 - Step 6: Final answer
x = 695,351.97
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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.