Finding the Fourth Proportional to 382,106.38, 526,751.05 and 267,027.74
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Solution
The fourth proportional to 382,106.38, 526,751.05 and 267,027.74 is: 368,109.90
Step by Step Solution
- Step 1: Write the proportion equation
382,106.38 : 526,751.05 = 267,027.74 : x - Step 2: Convert to fraction form
382,106.38/526,751.05 = 267,027.74/x - Step 3: Cross multiply
382,106.38x = 526,751.05 × 267,027.74 - Step 4: Simplify right side
382,106.38x = 140,657,138,455.23 - Step 5: Solve for x
x = 140,657,138,455.23/382,106.38 - Step 6: Final answer
x = 368,109.90
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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.