Finding the Fourth Proportional to 667,468.17, 999,452.66 and 457,516.17
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Solution
The fourth proportional to 667,468.17, 999,452.66 and 457,516.17 is: 685,074.99
Step by Step Solution
- Step 1: Write the proportion equation
667,468.17 : 999,452.66 = 457,516.17 : x - Step 2: Convert to fraction form
667,468.17/999,452.66 = 457,516.17/x - Step 3: Cross multiply
667,468.17x = 999,452.66 × 457,516.17 - Step 4: Simplify right side
667,468.17x = 457,265,750,811.93 - Step 5: Solve for x
x = 457,265,750,811.93/667,468.17 - Step 6: Final answer
x = 685,074.99
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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.