Finding the Fourth Proportional to 474,481.35, 711,722.03 and 193,932.99
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Solution
The fourth proportional to 474,481.35, 711,722.03 and 193,932.99 is: 290,899.49
Step by Step Solution
- Step 1: Write the proportion equation
474,481.35 : 711,722.03 = 193,932.99 : x - Step 2: Convert to fraction form
474,481.35/711,722.03 = 193,932.99/x - Step 3: Cross multiply
474,481.35x = 711,722.03 × 193,932.99 - Step 4: Simplify right side
474,481.35x = 138,026,380,357.11 - Step 5: Solve for x
x = 138,026,380,357.11/474,481.35 - Step 6: Final answer
x = 290,899.49
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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.