Finding the Fourth Proportional to 299,758.24, 413,682.08 and 172,452.96
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Solution
The fourth proportional to 299,758.24, 413,682.08 and 172,452.96 is: 237,994.12
Step by Step Solution
- Step 1: Write the proportion equation
299,758.24 : 413,682.08 = 172,452.96 : x - Step 2: Convert to fraction form
299,758.24/413,682.08 = 172,452.96/x - Step 3: Cross multiply
299,758.24x = 413,682.08 × 172,452.96 - Step 4: Simplify right side
299,758.24x = 71,340,699,194.96 - Step 5: Solve for x
x = 71,340,699,194.96/299,758.24 - Step 6: Final answer
x = 237,994.12
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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.