Finding the Fourth Proportional to 277,689.44, 415,987.40 and 176,174.36
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Solution
The fourth proportional to 277,689.44, 415,987.40 and 176,174.36 is: 263,914.65
Step by Step Solution
- Step 1: Write the proportion equation
277,689.44 : 415,987.40 = 176,174.36 : x - Step 2: Convert to fraction form
277,689.44/415,987.40 = 176,174.36/x - Step 3: Cross multiply
277,689.44x = 415,987.40 × 176,174.36 - Step 4: Simplify right side
277,689.44x = 73,286,311,002.26 - Step 5: Solve for x
x = 73,286,311,002.26/277,689.44 - Step 6: Final answer
x = 263,914.65
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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.