Finding the Fourth Proportional to 445,724.22, 615,209.19 and 273,683.41
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Solution
The fourth proportional to 445,724.22, 615,209.19 and 273,683.41 is: 377,750.50
Step by Step Solution
- Step 1: Write the proportion equation
445,724.22 : 615,209.19 = 273,683.41 : x - Step 2: Convert to fraction form
445,724.22/615,209.19 = 273,683.41/x - Step 3: Cross multiply
445,724.22x = 615,209.19 × 273,683.41 - Step 4: Simplify right side
445,724.22x = 168,372,548,725.24 - Step 5: Solve for x
x = 168,372,548,725.24/445,724.22 - Step 6: Final answer
x = 377,750.50
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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.