Finding the Fourth Proportional to 314,622.36, 434,209.41 and 193,844.88
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Solution
The fourth proportional to 314,622.36, 434,209.41 and 193,844.88 is: 267,524.76
Step by Step Solution
- Step 1: Write the proportion equation
314,622.36 : 434,209.41 = 193,844.88 : x - Step 2: Convert to fraction form
314,622.36/434,209.41 = 193,844.88/x - Step 3: Cross multiply
314,622.36x = 434,209.41 × 193,844.88 - Step 4: Simplify right side
314,622.36x = 84,169,270,976.32 - Step 5: Solve for x
x = 84,169,270,976.32/314,622.36 - Step 6: Final answer
x = 267,524.76
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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.