Finding the Fourth Proportional to 446,853.99, 670,069.81 and 162,346.15
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Solution
The fourth proportional to 446,853.99, 670,069.81 and 162,346.15 is: 243,442.50
Step by Step Solution
- Step 1: Write the proportion equation
446,853.99 : 670,069.81 = 162,346.15 : x - Step 2: Convert to fraction form
446,853.99/670,069.81 = 162,346.15/x - Step 3: Cross multiply
446,853.99x = 670,069.81 × 162,346.15 - Step 4: Simplify right side
446,853.99x = 108,783,253,884.73 - Step 5: Solve for x
x = 108,783,253,884.73/446,853.99 - Step 6: Final answer
x = 243,442.50
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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.