Finding the Fourth Proportional to 504,632.24, 696,360.68 and 289,620.96
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Solution
The fourth proportional to 504,632.24, 696,360.68 and 289,620.96 is: 399,658.67
Step by Step Solution
- Step 1: Write the proportion equation
504,632.24 : 696,360.68 = 289,620.96 : x - Step 2: Convert to fraction form
504,632.24/696,360.68 = 289,620.96/x - Step 3: Cross multiply
504,632.24x = 696,360.68 × 289,620.96 - Step 4: Simplify right side
504,632.24x = 201,680,648,647.85 - Step 5: Solve for x
x = 201,680,648,647.85/504,632.24 - Step 6: Final answer
x = 399,658.67
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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.