Finding the Fourth Proportional to 451,584.29, 623,194.88 and 247,623.05
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Solution
The fourth proportional to 451,584.29, 623,194.88 and 247,623.05 is: 341,724.50
Step by Step Solution
- Step 1: Write the proportion equation
451,584.29 : 623,194.88 = 247,623.05 : x - Step 2: Convert to fraction form
451,584.29/623,194.88 = 247,623.05/x - Step 3: Cross multiply
451,584.29x = 623,194.88 × 247,623.05 - Step 4: Simplify right side
451,584.29x = 154,317,416,831.25 - Step 5: Solve for x
x = 154,317,416,831.25/451,584.29 - Step 6: Final answer
x = 341,724.50
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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.