Finding the Fourth Proportional to 272,893.10, 408,950.85 and 201,256.70
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Solution
The fourth proportional to 272,893.10, 408,950.85 and 201,256.70 is: 301,598.31
Step by Step Solution
- Step 1: Write the proportion equation
272,893.10 : 408,950.85 = 201,256.70 : x - Step 2: Convert to fraction form
272,893.10/408,950.85 = 201,256.70/x - Step 3: Cross multiply
272,893.10x = 408,950.85 × 201,256.70 - Step 4: Simplify right side
272,893.10x = 82,304,098,533.20 - Step 5: Solve for x
x = 82,304,098,533.20/272,893.10 - Step 6: Final answer
x = 301,598.31
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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.