Finding the Fourth Proportional to 446,297.76, 615,183.12 and 437,450.40
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Solution
The fourth proportional to 446,297.76, 615,183.12 and 437,450.40 is: 602,987.79
Step by Step Solution
- Step 1: Write the proportion equation
446,297.76 : 615,183.12 = 437,450.40 : x - Step 2: Convert to fraction form
446,297.76/615,183.12 = 437,450.40/x - Step 3: Cross multiply
446,297.76x = 615,183.12 × 437,450.40 - Step 4: Simplify right side
446,297.76x = 269,112,101,917.25 - Step 5: Solve for x
x = 269,112,101,917.25/446,297.76 - Step 6: Final answer
x = 602,987.79
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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.