Finding the Fourth Proportional to 533,631.36, 800,554.12 and 196,673.68
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Solution
The fourth proportional to 533,631.36, 800,554.12 and 196,673.68 is: 295,049.99
Step by Step Solution
- Step 1: Write the proportion equation
533,631.36 : 800,554.12 = 196,673.68 : x - Step 2: Convert to fraction form
533,631.36/800,554.12 = 196,673.68/x - Step 3: Cross multiply
533,631.36x = 800,554.12 × 196,673.68 - Step 4: Simplify right side
533,631.36x = 157,447,924,819.56 - Step 5: Solve for x
x = 157,447,924,819.56/533,631.36 - Step 6: Final answer
x = 295,049.99
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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.