Finding the Fourth Proportional to 466,221.12, 699,313.64 and 133,797.12
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Solution
The fourth proportional to 466,221.12, 699,313.64 and 133,797.12 is: 200,690.50
Step by Step Solution
- Step 1: Write the proportion equation
466,221.12 : 699,313.64 = 133,797.12 : x - Step 2: Convert to fraction form
466,221.12/699,313.64 = 133,797.12/x - Step 3: Cross multiply
466,221.12x = 699,313.64 × 133,797.12 - Step 4: Simplify right side
466,221.12x = 93,566,151,008.72 - Step 5: Solve for x
x = 93,566,151,008.72/466,221.12 - Step 6: Final answer
x = 200,690.50
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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.