Finding the Fourth Proportional to 465,145.62, 696,701.19 and 329,799.42
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Solution
The fourth proportional to 465,145.62, 696,701.19 and 329,799.42 is: 493,977.88
Step by Step Solution
- Step 1: Write the proportion equation
465,145.62 : 696,701.19 = 329,799.42 : x - Step 2: Convert to fraction form
465,145.62/696,701.19 = 329,799.42/x - Step 3: Cross multiply
465,145.62x = 696,701.19 × 329,799.42 - Step 4: Simplify right side
465,145.62x = 229,771,648,375.31 - Step 5: Solve for x
x = 229,771,648,375.31/465,145.62 - Step 6: Final answer
x = 493,977.88
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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.