Finding the Fourth Proportional to 332,767.36, 499,202.64 and 140,642.58
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Solution
The fourth proportional to 332,767.36, 499,202.64 and 140,642.58 is: 210,985.68
Step by Step Solution
- Step 1: Write the proportion equation
332,767.36 : 499,202.64 = 140,642.58 : x - Step 2: Convert to fraction form
332,767.36/499,202.64 = 140,642.58/x - Step 3: Cross multiply
332,767.36x = 499,202.64 × 140,642.58 - Step 4: Simplify right side
332,767.36x = 70,209,147,232.41 - Step 5: Solve for x
x = 70,209,147,232.41/332,767.36 - Step 6: Final answer
x = 210,985.68
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.