Finding the Fourth Proportional to 446,310.15, 615,907.29 and 245,106.15
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Solution
The fourth proportional to 446,310.15, 615,907.29 and 245,106.15 is: 338,246.09
Step by Step Solution
- Step 1: Write the proportion equation
446,310.15 : 615,907.29 = 245,106.15 : x - Step 2: Convert to fraction form
446,310.15/615,907.29 = 245,106.15/x - Step 3: Cross multiply
446,310.15x = 615,907.29 × 245,106.15 - Step 4: Simplify right side
446,310.15x = 150,962,664,608.83 - Step 5: Solve for x
x = 150,962,664,608.83/446,310.15 - Step 6: Final answer
x = 338,246.09
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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.