Finding the Fourth Proportional to 446,353.39, 615,817.84 and 252,734.63
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Solution
The fourth proportional to 446,353.39, 615,817.84 and 252,734.63 is: 348,688.95
Step by Step Solution
- Step 1: Write the proportion equation
446,353.39 : 615,817.84 = 252,734.63 : x - Step 2: Convert to fraction form
446,353.39/615,817.84 = 252,734.63/x - Step 3: Cross multiply
446,353.39x = 615,817.84 × 252,734.63 - Step 4: Simplify right side
446,353.39x = 155,638,493,939.80 - Step 5: Solve for x
x = 155,638,493,939.80/446,353.39 - Step 6: Final answer
x = 348,688.95
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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.