Finding the Fourth Proportional to 212,444.22, 292,540.73 and 207,729.42
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Solution
The fourth proportional to 212,444.22, 292,540.73 and 207,729.42 is: 286,048.32
Step by Step Solution
- Step 1: Write the proportion equation
212,444.22 : 292,540.73 = 207,729.42 : x - Step 2: Convert to fraction form
212,444.22/292,540.73 = 207,729.42/x - Step 3: Cross multiply
212,444.22x = 292,540.73 × 207,729.42 - Step 4: Simplify right side
212,444.22x = 60,769,314,033.60 - Step 5: Solve for x
x = 60,769,314,033.60/212,444.22 - Step 6: Final answer
x = 286,048.32
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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.