Finding the Fourth Proportional to 446,414.94, 669,052.98 and 209,235.06
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Solution
The fourth proportional to 446,414.94, 669,052.98 and 209,235.06 is: 313,585.70
Step by Step Solution
- Step 1: Write the proportion equation
446,414.94 : 669,052.98 = 209,235.06 : x - Step 2: Convert to fraction form
446,414.94/669,052.98 = 209,235.06/x - Step 3: Cross multiply
446,414.94x = 669,052.98 × 209,235.06 - Step 4: Simplify right side
446,414.94x = 139,989,340,413.48 - Step 5: Solve for x
x = 139,989,340,413.48/446,414.94 - Step 6: Final answer
x = 313,585.70
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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.