Finding the Fourth Proportional to 221,256.24, 331,570.44 and 170,463.12
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Solution
The fourth proportional to 221,256.24, 331,570.44 and 170,463.12 is: 255,452.83
Step by Step Solution
- Step 1: Write the proportion equation
221,256.24 : 331,570.44 = 170,463.12 : x - Step 2: Convert to fraction form
221,256.24/331,570.44 = 170,463.12/x - Step 3: Cross multiply
221,256.24x = 331,570.44 × 170,463.12 - Step 4: Simplify right side
221,256.24x = 56,520,531,702.17 - Step 5: Solve for x
x = 56,520,531,702.17/221,256.24 - Step 6: Final answer
x = 255,452.83
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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.