Finding the Fourth Proportional to 489,562.92, 734,379.48 and 204,967.08
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Solution
The fourth proportional to 489,562.92, 734,379.48 and 204,967.08 is: 307,465.32
Step by Step Solution
- Step 1: Write the proportion equation
489,562.92 : 734,379.48 = 204,967.08 : x - Step 2: Convert to fraction form
489,562.92/734,379.48 = 204,967.08/x - Step 3: Cross multiply
489,562.92x = 734,379.48 × 204,967.08 - Step 4: Simplify right side
489,562.92x = 150,523,617,627.52 - Step 5: Solve for x
x = 150,523,617,627.52/489,562.92 - Step 6: Final answer
x = 307,465.32
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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.