Finding the Fourth Proportional to 382,106.87, 526,751.74 and 267,028.23
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Solution
The fourth proportional to 382,106.87, 526,751.74 and 267,028.23 is: 368,110.59
Step by Step Solution
- Step 1: Write the proportion equation
382,106.87 : 526,751.74 = 267,028.23 : x - Step 2: Convert to fraction form
382,106.87/526,751.74 = 267,028.23/x - Step 3: Cross multiply
382,106.87x = 526,751.74 × 267,028.23 - Step 4: Simplify right side
382,106.87x = 140,657,584,781.62 - Step 5: Solve for x
x = 140,657,584,781.62/382,106.87 - Step 6: Final answer
x = 368,110.59
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1.5x scale
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.